Wechselwirkungen von Dexamethason

At the primary analysis, increased incidences of fractures (28.6% vs 11.4%) and deaths (38.5% vs 35.5%) have been observed in patients who received abiraterone acetate plus a corticosteroid in combination with radium Ra 223 dichloride compared to patients who received placebo in combination with abiraterone acetate plus a corticosteroid. (Fachinformation zu Abirateron, Warnhinweise und Vorsichtsmaßnahmen)

• CYP3A Inducers: Avoid co-administration with strong CYP3A inducers. (Fachinformation zu Acalabrutinib, Arzneimittelwechselwirkungen)

Most patients who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Adalimumab, Boxed Warning (umrahmter Warnhinweis))

…Antihistamines Thyroid hormones Diuretics Cardiac glycosides, such as digitalis glycosides Quinidine Drugs potentiating hypokalemic effects of epinephrine • Potassium depleting diuretics • Corticosteroids • Theophylline Epinephrine should not be used to counteract circulatory collapse or hypotension caused by phenothiazines, as a reversal of the pressor effects of epinephrine… (Fachinformation zu Adrenalin, Arzneimittelwechselwirkungen)

CYP3A4 Inducers : Avoid coadministration of VIJOICE with a strong CYP3A4 inducer. (Fachinformation zu Alpelisib, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Simultaneous use of combined P-gp and strong CYP3A4 inducers reduces blood levels of apixaban: Avoid concomitant use. (Fachinformation zu Apixaban, Arzneimittelwechselwirkungen)

Drug Interactions : Use with strong cytochrome P450 enzyme inducers (e.g., rifampin, phenobarbital, carbamazepine, phenytoin) is not recommended because loss of efficacy may occur ( 5.5 , 7.1 ) (Fachinformation zu Apremilast, Warnhinweise und Vorsichtsmaßnahmen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Use of a LABA, including arformoterol tartrate inhalation solution, without an inhaled corticosteroid is contraindicated in patients with asthma. (Fachinformation zu Arformoterol, Gegenanzeigen)

CYP3A4 Inducers : Avoid concomitant use for greater than 14 days ( 7.1 ) (Fachinformation zu Aripiprazol, Arzneimittelwechselwirkungen)

If differentiation syndrome is suspected, immediately initiate high-dose corticosteroids and hemodynamic monitoring until resolution. (Fachinformation zu Arsentrioxid, Boxed Warning (umrahmter Warnhinweis))

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Withhold INLYTA and avelumab or pembrolizumab, initiate corticosteroid therapy as needed, and/or permanently discontinue the combination for severe or life-threatening hepatotoxicity. (Fachinformation zu Axitinib, Warnhinweise und Vorsichtsmaßnahmen)

Most patients with rheumatoid arthritis who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Baricitinib, Boxed Warning (umrahmter Warnhinweis))

Concomitant administration of BIXLENVO is contraindicated with: dofetilide due to the potential for increased dofetilide plasma concentrations and associated serious and/or life-threatening events. strong CYP3A inducers due to decreased plasma concentrations of BIC and LEN, which may result in the loss of therapeutic effect and development of resistance to BIXLENVO. (Fachinformation zu Bictegravir, Emtricitabin und Tenofoviralafenamid, Gegenanzeigen)

Strong CYP3A4 Inducers: Avoid concomitant use. (Fachinformation zu Bortezomib, Arzneimittelwechselwirkungen)

• Strong CYP3A Inducers: Avoid concomitant use with BOSULIF. (Fachinformation zu Bosutinib, Arzneimittelwechselwirkungen)

Evaluate patients starting CYP3A4 inhibitors or stopping CYP3A4 inducers at frequent intervals for respiratory depression. (Fachinformation zu Buprenorphin, Arzneimittelwechselwirkungen)

The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with codeine are complex. (Fachinformation zu Butalbital, Acetylsalicylsäure, Koffein und Codein, Boxed Warning (umrahmter Warnhinweis))

Interactions with Drugs Affecting Cytochrome P450 Isoenzymes The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with codeine are complex. (Fachinformation zu Butalbital, Paracetamol, Koffein und Codein, Boxed Warning (umrahmter Warnhinweis))

Avoid chronic co-administration of strong CYP3A4 inducers (e.g., phenytoin, carbamazepine, rifampin, rifabutin, rifapentine, phenobarbital, St. (Fachinformation zu Cabozantinib, Arzneimittelwechselwirkungen)

Intervention: Concomitant use of VRAYLAR with a CYP3A4 inducer is not recommended [see Dosage and Administration ( 2.1 , 2.6 ) ] . (Fachinformation zu Cariprazin, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Concomitant use of Strong CYP3A4 Inducers is not recommended. (Fachinformation zu Clozapin, Arzneimittelwechselwirkungen)

Interactions with Drugs Affecting Cytochrome P450 Isoenzymes The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with codeine are complex. (Fachinformation zu Codein, Boxed Warning (umrahmter Warnhinweis))

Avoid coadministration of cholestyramine and HEMADY and consider alternative agents. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Moderate or Strong CYP3A4 inducers: Avoid concomitant use. (Fachinformation zu Daridorexant, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If concomitant administration of a strong CYP3A4 inducer cannot be avoided, consider a dose increase [see Dosage and Administration ( 2.3 )] . (Fachinformation zu Dasatinib, Arzneimittelwechselwirkungen)

Avoid use of moderate or strong CYP3A4 inducers with EMFLAZA, as they may reduce efficacy ( 7.1 ) (Fachinformation zu Deflazacort, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Severe hypersensitivity reactions have been reported in patients despite dexamethasone premedication. (Fachinformation zu Docetaxel, Boxed Warning (umrahmter Warnhinweis))

PIFELTRO is contraindicated when co-administered with drugs that are strong cytochrome P450 (CYP)3A enzyme inducers as significant decreases in doravirine plasma concentrations may occur, which may decrease the effectiveness of PIFELTRO [see Warnings and Precautions (5.2) , Drug Interactions (7.1) , and Clinical Pharmacology (12.3) ] . (Fachinformation zu Doravirin, Gegenanzeigen)

• Avoid concomitant use of doxorubicin hydrochloride with inhibitors and inducers of CYP3A4, CYP2D6, and/or P-gp ( 7.1 ) (Fachinformation zu Doxorubicin, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Therefore, concomitant use with strong CYP3A inducers is not recommended [see Drug Interactions (7.1) and Clinical Pharmacology (12.3) ] . (Fachinformation zu Elexacaftor, Tezacaftor und Ivacaftor, Warnhinweise und Vorsichtsmaßnahmen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

…(5.7) , Drug Interactions (7) , and Clinical Pharmacology (12.3) ]: Anticonvulsants: carbamazepine, oxcarbazepine, phenobarbital, phenytoin Antimycobacterials: rifampin, rifapentine Glucocorticoid (systemic): dexamethasone (more than a single-dose) Herbal Products: St John's wort ( Hypericum perforatum ) Proton Pump Inhibitors: e.g., dexlansoprazole, esomeprazole,… (Fachinformation zu Emtricitabin, Rilpivirin und Tenofovir, Gegenanzeigen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Most patients who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Etanercept, Boxed Warning (umrahmter Warnhinweis))

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Concomitant use with CYP3A4 inhibitors (or discontinuation of CYP3A4 inducers) can result in a fatal overdose of fentanyl. (Fachinformation zu Fentanyl, Boxed Warning (umrahmter Warnhinweis))

Preventing or Managing DI The concomitant use of ADDYI with CYP3A4 inducers is not recommended. (Fachinformation zu Flibanserin, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Use of a LABA, including formoterol fumarate inhalation solution, without an inhaled corticosteroid is contraindicated in patients with asthma [see Warnings and Precautions (5.1) ]. (Fachinformation zu Formoterol, Gegenanzeigen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in hydrocodone plasma concentration. (Fachinformation zu Hydrocodon, Boxed Warning (umrahmter Warnhinweis))

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in hydrocodone plasma concentration. (Fachinformation zu Hydrocodon und Chlorphenamin, Boxed Warning (umrahmter Warnhinweis))

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in hydrocodone plasma concentration. (Fachinformation zu Hydrocodon und Homatropin, Boxed Warning (umrahmter Warnhinweis))

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in hydrocodone plasma concentration. (Fachinformation zu Hydrocodon und Ibuprofen, Boxed Warning (umrahmter Warnhinweis))

In addition, discontinuation of a concomitantly used Cytochrome P450 3A4 inducer may result in an increase in hydrocodone plasma concentrations. (Fachinformation zu Hydrocodon und Paracetamol, Boxed Warning (umrahmter Warnhinweis))

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Most patients who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Infliximab, Boxed Warning (umrahmter Warnhinweis))

• Strong CYP3A4 Inducers: Do not administer strong CYP3A4 inducers with CAMPTOSAR. (Fachinformation zu Irinotecan, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Avoid concomitant use of CYP3A4 inducers when using Corlanor. (Fachinformation zu Ivabradin, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Avoid strong CYP3A4 inducers. (Fachinformation zu Lapatinib, Arzneimittelwechselwirkungen)

Strong CYP3A4 Inducers: Avoid coadministration of strong CYP3A4 inducers with VITRAKVI. (Fachinformation zu Larotrectinib, Arzneimittelwechselwirkungen)

Strong or moderate CYP3A inducers: Avoid concomitant use. (Fachinformation zu Lemborexant, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Venous and Arterial Thromboembolism REVLIMID has demonstrated a significantly increased risk of deep vein thrombosis (DVT) and pulmonary embolism (PE), as well as risk of myocardial infarction and stroke in patients with multiple myeloma who were treated with REVLIMID and dexamethasone therapy. (Fachinformation zu Lenalidomid, Boxed Warning (umrahmter Warnhinweis))

When concomitant administration of corticosteroids and levothyroxine is required, administration of corticosteroid should precede the initiation of levothyroxine therapy to avoid adrenal crisis. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

When concomitant administration of corticosteroids and levothyroxine is required, administration of corticosteroid should precede the initiation of levothyroxine therapy to avoid adrenal crisis. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

When concomitant administration of corticosteroids and levothyroxine is required, administration of corticosteroid should precede the initiation of levothyroxine therapy to avoid adrenal crisis. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Effect of Other Drugs on LORBRENA Strong CYP3A Inducers LORBRENA is contraindicated in patients taking strong CYP3A inducers [see Contraindication (4) ] . (Fachinformation zu Lorlatinib, Arzneimittelwechselwirkungen)

Moreover, cholesterol and other products of the cholesterol biosynthesis pathway are essential components for fetal development, including synthesis of steroids and cell membranes. (Fachinformation zu Lovastatin, Gegenanzeigen)

CYP3A4 inducers: Avoid concomitant use with CAPLYTA. (Fachinformation zu Lumateperon, Arzneimittelwechselwirkungen)

Strong CYP3A4 inducers (e.g., rifampin, avasimibe, St. (Fachinformation zu Lurasidon, Gegenanzeigen)

Strong CYP3A4 inducers (rifampin) reduce exposure to macitentan: avoid co-administration with OPSUMIT ( 7.1 , 12.3 ). (Fachinformation zu Macitentan, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If shock, severe trauma or infection occurs or develops, temporarily discontinue LYSODREN and administer exogenous steroids. (Fachinformation zu Mitotan, Boxed Warning (umrahmter Warnhinweis))

None of the cases were considered life-threatening and all resolved either without treatment or with medication (antihistamines or glucocorticoids). (Fachinformation zu Moexipril, Warnhinweise)

John's Wort) Clinical Impact Significant decrease in plasma naldemedine concentrations, which may reduce efficacy [see Clinical Pharmacology (12.3) ] Intervention Avoid use of SYMPROIC with strong CYP3A inducers. (Fachinformation zu Naldemedin, Arzneimittelwechselwirkungen)

Strong CYP3A4 inducers (e.g., rifampin) : Decreased concentrations of naloxegol; concomitant use is not recommended. (Fachinformation zu Naloxegol, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

John’s Wort reduce the bioavailability and efficacy of nifedipine; therefore nifedipine should not be used in combination with strong CYP3A inducers such as rifampin (See CONTRAINDICATIONS ). (Fachinformation zu Nifedipin, Arzneimittelwechselwirkungen)

Strong CYP3A Inducers: Avoid concomitant use with CAVHANZA. (Fachinformation zu Nilotinib, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Counsel patients to use a back-up method or alternative method of contraception when enzyme inducers are used with COCs ( 7.1 ) -- - ---------- ------ USE IN SPECIFIC POPULATIONS---- -- -- --------- ---- Lactation: Not recommended; Lo Loestrin Fe can decrease milk production ( 8.2 ) (Fachinformation zu Norethisteron und Ethinylestradiol, Arzneimittelwechselwirkungen)

If a CYP3A4 inducer is discontinued, consider OLINVYK dosage reduction and monitor for signs of respiratory depression. (Fachinformation zu Oliceridin, Arzneimittelwechselwirkungen)

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in oxycodone plasma concentration. (Fachinformation zu Oxycodon, Boxed Warning (umrahmter Warnhinweis))

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in oxycodone plasma concentration. (Fachinformation zu Oxycodon und Paracetamol, Boxed Warning (umrahmter Warnhinweis))

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Strong CYP3A4 and P-glycoprotein (P-gp) inducers : Avoid using a strong inducer of CYP3A4 and/or P-gp during a dosing interval for ERZOFRI. (Fachinformation zu Paliperidon, Arzneimittelwechselwirkungen)

Interactions with Drugs Affecting Cytochrome P450 Isoenzymes The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with codeine are complex. (Fachinformation zu Paracetamol und Codein, Boxed Warning (umrahmter Warnhinweis))

VOTRIENT is not recommended if chronic use of strong CYP3A4 inducers cannot be avoided. (Fachinformation zu Pazopanib, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

In addition, discontinuation of a concomitantly used cytochrome P450 3A4 inducer may result in an increase in meperidine plasma concentration. (Fachinformation zu Pethidin, Boxed Warning (umrahmter Warnhinweis))

Strong or Moderate CYP3A4 Inducers: Avoid concomitant use of NUPLAZID. (Fachinformation zu Pimavanserin, Arzneimittelwechselwirkungen)

Treatment of patients with MM with a PD-1 or PD-L1 blocking antibody in combination with a thalidomide analogue plus dexamethasone is not recommended outside of controlled clinical trials. (Fachinformation zu Pomalidomid, Warnhinweise und Vorsichtsmaßnahmen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Patients taking strong Cytochrome P450 3A enzyme (CYP3A) inducers, such as rifampin, [see Warnings and Precautions ( 5.6 ) and Drug Interactions ( 7.1 , 7.2 )] . (Fachinformation zu Praziquantel, Gegenanzeigen)

Interactions with Drugs Affecting Cytochrome P450 Isoenzymes The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with codeine are complex, requiring careful consideration of the effects on the parent drug, codeine, and the active metabolite, morphine. (Fachinformation zu Promethazin und Codein, Boxed Warning (umrahmter Warnhinweis))

When concomitant administration of corticosteroids and levothyroxine is required, administration of corticosteroid should precede the initiation of levothyroxine therapy to avoid adrenal crisis. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Antimycobacterials Rifampin Rifapentine Glucocorticoid (systemic) Dexamethasone (more than a single-dose treatment) Herbal Products St. (Fachinformation zu Rilpivirin, Gegenanzeigen)

• Strong and Moderate CYP3A Inducers: Avoid concomitant administration. (Fachinformation zu Rimegepant, Arzneimittelwechselwirkungen)

• Certain CYP3A inducers: Coadministration with strong inducers of CYP3A is not recommended. (Fachinformation zu Ritlecitinib, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Avoid concomitant use of XARELTO with drugs that are known combined P-gp and strong CYP3A inducers [see Drug Interactions (7.3) ] . (Fachinformation zu Rivaroxaban, Warnhinweise und Vorsichtsmaßnahmen)

• Drug Interactions: Use with strong cytochrome P450 enzyme inducers (e.g., rifampicin, phenobarbital, carbamazepine, phenytoin) is not recommended. (Fachinformation zu Roflumilast, Warnhinweise und Vorsichtsmaßnahmen)

Intervention: Avoid the use of VARUBI in patients who require chronic administration of strong CYP3A4 inducers. (Fachinformation zu Rolapitant, Arzneimittelwechselwirkungen)

• Avoid use with rifampin and strong CYP3A4 inducers ( 7.3 ). (Fachinformation zu Romidepsin, Arzneimittelwechselwirkungen)

WARNING: ASTHMA-RELATED DEATH Long-acting beta 2 -adrenergic agonists (LABA), such as salmeterol, the active ingredient in SEREVENT DISKUS, as monotherapy (without inhaled corticosteroids [ICS]) increase the risk of asthma-related death. (Fachinformation zu Salmeterol, Boxed Warning (umrahmter Warnhinweis))

In a multicenter clinical study, de novo renal transplant patients treated with sirolimus, mycophenolate mofetil (MMF), steroids, and an IL-2 receptor antagonist had significantly higher acute rejection rates and numerically higher death rates compared to patients treated with cyclosporine, MMF, steroids, and IL-2 receptor antagonist. (Fachinformation zu Sirolimus, Warnhinweise und Vorsichtsmaßnahmen)

Intervention: Carefully adjust glucocorticoid dosing in pediatric patients receiving glucocorticoid treatments to avoid both hypoadrenalism and an inhibitory effect on growth. (Fachinformation zu Somatropin, Arzneimittelwechselwirkungen)

• Strong CYP3A Inducers: Avoid strong CYP3A4 inducers. (Fachinformation zu Sorafenib, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Inducers of CYP3A4 Strong CYP3A4 inducers should not be used with tamoxifen. (Fachinformation zu Tamoxifen, Arzneimittelwechselwirkungen)

Strong CYP3A4 inducers (e.g., rifampin): Avoid use of HETLIOZ in combination with rifampin or other CYP3A4 inducers, because of decreased exposure ( 7.2 , 12.3 ) (Fachinformation zu Tasimelteon, Arzneimittelwechselwirkungen)

When concomitant administration of corticosteroids and levothyroxine is required, administration of corticosteroid should precede the initiation of levothyroxine therapy to avoid adrenal crisis. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

When concomitant administration of corticosteroids and levothyroxine is required, administration of corticosteroid should precede the initiation of levothyroxine therapy to avoid adrenal crisis. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Avoid co-administration of strong CYP3A4 inhibitors (e.g., itraconazole, clarithromycin, ritonavir) and strong CYP3A4 inducers (e.g., rifampin, phenytoin) with TEPADINA due to the potential effects on efficacy and toxicity [see Clinical Pharmacology ( 12.3 ) ] . (Fachinformation zu Thiotepa, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Most patients who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Tocilizumab, Boxed Warning (umrahmter Warnhinweis))

Most patients who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Tofacitinib, Boxed Warning (umrahmter Warnhinweis))

Avoid concomitant use of SAMSCA with strong CYP3A inducers. (Fachinformation zu Tolvaptan, Arzneimittelwechselwirkungen)

Coadministration with a strong CYP3A4 inducer may result in a relevant decrease in FARESTON exposure and should be avoided. (Fachinformation zu Toremifen, Arzneimittelwechselwirkungen)

CYP3A inducers: Avoid concomitant strong CYP3A inducers ( 7.1 ) (Fachinformation zu Trabectedin, Arzneimittelwechselwirkungen)

The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with tramadol are complex. (Fachinformation zu Tramadol, Boxed Warning (umrahmter Warnhinweis))

Interactions with Drugs Affecting Cytochrome P450 Isoenzymes The effects of concomitant use or discontinuation of cytochrome P450 3A4 inducers, 3A4 inhibitors, or 2D6 inhibitors with tramadol are complex. (Fachinformation zu Tramadol und Paracetamol, Boxed Warning (umrahmter Warnhinweis))

Two of the four cases were life-threatening and resolved without treatment or with medication (corticosteroids). (Fachinformation zu Trandolapril, Warnhinweise)

At first signs or symptoms of this syndrome, immediately initiate high-dose corticosteroid therapy and hemodynamic monitoring until resolution of signs and symptoms. (Fachinformation zu Tretinoin, Boxed Warning (umrahmter Warnhinweis))

Strong CYP3A4 Inducers: Should be avoided as concomitant use will result in reduction of ubrogepant exposure. (Fachinformation zu Ubrogepant, Arzneimittelwechselwirkungen)

Ella should not be administered with CYP3A4 inducers [see Drug interactions (7.1) and Clinical Pharmacology (12.3) ] . (Fachinformation zu Ulipristal, Warnhinweise und Vorsichtsmaßnahmen)

• use of a long-acting beta 2 -adrenergic agonist (LABA), including vilanterol, one of the active ingredients in Umeclidinium and Vilanterol ELLIPTA, without an inhaled corticosteroid (ICS), in patients with asthma [see Warnings and Precautions ( 5.1 )] . (Fachinformation zu Umeclidiniumbromid und Vilanterol, Gegenanzeigen)

Most patients who developed these infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids. (Fachinformation zu Upadacitinib, Boxed Warning (umrahmter Warnhinweis))

Use of strong CYP3A4 inducers with INGREZZA or INGREZZA SPRINKLE Concomitant use is not recommended. (Fachinformation zu Valbenazin, Arzneimittelwechselwirkungen)

Strong CYP3A Inducers : Avoid concomitant use with strong CYP3A inducers. (Fachinformation zu Vepdegestrant, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• Avoid concomitant use of strong CYP3A4 inhibitors or inducers. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

John's wort, a CYP3A4 inducer, in combination with zolpidem may decrease blood levels of zolpidem and is not recommended. (Fachinformation zu Zolpidem, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Monitor for toxicity when aspirin is used in conjunction with HEMADY in hypoprothrombinemia. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Monitor for toxicity when aspirin is used in conjunction with HEMADY in hypoprothrombinemia. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Sympathomimetics, Methylxanthines, Steroids In clinical studies, concurrent administration of aclidinium bromide and other drugs commonly used in the treatment of COPD including sympathomimetics (short-acting beta 2 agonists), methylxanthines, and oral and inhaled steroids showed no increases in adverse drug reactions. (Fachinformation zu Aclidiniumbromid, Arzneimittelwechselwirkungen)

Patients receiving concomitant corticosteroids, nonsteroidal anti-inflammatory drugs (NSAIDs) or anti-angiogenic agents, or patients with increasing age or who have an underlying history of gastrointestinal ulceration, underlying diverticular disease or bowel metastases may be at increased risk of perforation. (Fachinformation zu Afatinib, Warnhinweise und Vorsichtsmaßnahmen)

Dexamethasone: Steady-state trough concentrations of albendazole sulfoxide were about 56% higher when dexamethasone was coadministered with each dose of albendazole. (Fachinformation zu Albendazol, Arzneimittelwechselwirkungen)

Institute appropriate medical management (e.g., glucocorticoids, epinephrine, meperidine) for infusion-related reactions as needed [see Dosage and Administration (2.2) ] . (Fachinformation zu Alemtuzumab, Warnhinweise und Vorsichtsmaßnahmen)

…osteonecrosis of the jaw include invasive dental procedures (e.g., tooth extraction, dental implants, boney surgery), diagnosis of cancer, concomitant therapies (e.g., chemotherapy, corticosteroids, angiogenesis inhibitors), poor oral hygiene, and co-morbid disorders (e.g., periodontal and/or other pre-existing dental disease, anemia, coagulopathy, infection, ill-fitting… (Fachinformation zu Alendronsäure, Warnhinweise und Vorsichtsmaßnahmen)

Patients who experience these effects, even without respiratory distress, require prolonged observation and appropriate monitoring measures since treatment with antihistamines and corticosteroids may not be sufficient to prevent respiratory involvement. (Fachinformation zu Aliskiren, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

• Use with CYP3A Inducers: Increase the risk of reduced efficacy of alprazolam. (Fachinformation zu Alprazolam, Arzneimittelwechselwirkungen)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (Fachinformation zu Amlodipin, Arzneimittelwechselwirkungen)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (Fachinformation zu Amlodipin und Atorvastatin, Arzneimittelwechselwirkungen)

Blood pressure should be monitored when amlodipine is coadministered with CYP3A4 inducers (e.g. rifampicin, St. (Fachinformation zu Amlodipin und Benazepril, Arzneimittelwechselwirkungen)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (Fachinformation zu Amlodipin und Olmesartan, Arzneimittelwechselwirkungen)

Blood pressure should be closely monitored when amlodipine is coadministered with CYP3A inducers (e.g. rifampicin, St. (Fachinformation zu Amlodipin und Valsartan, Arzneimittelwechselwirkungen)

Amphotericin B Injection and Potassium-Depleting Agents Sodium retention with resultant edema and potassium loss may occur in patients receiving corticosteroids [see Warnings and Precautions ( ‎5.3 ), and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

The clearance of salicylates may be increased with concurrent use of corticosteroids. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Lung function (FEV 1 or PEF), beta‑agonist use, and asthma symptoms should be carefully monitored during withdrawal of oral or other systemic corticosteroids. (Fachinformation zu Beclometason, Warnhinweise und Vorsichtsmaßnahmen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Belladonna und Opium, Warnhinweise und Vorsichtsmaßnahmen)

Consider measures to prevent severe reactions, including antihistamines, antipyretics and corticosteroids in subsequent cycles in patients who have experienced Grade 1 or 2 infusion reactions. (Fachinformation zu Bendamustin, Warnhinweise und Vorsichtsmaßnahmen)

• Reduction in Corticosteroid Dosage: Do not discontinue systemic or inhaled corticosteroids abruptly upon initiation of therapy with FASENRA. (Fachinformation zu Benralizumab, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

The clearance of salicylates may be increased with concurrent use of corticosteroids. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Strong CYP3A4 inducers Double the recommended dosage and further adjust based on clinical response. (Fachinformation zu Brexpiprazol, Arzneimittelwechselwirkungen)

Therefore, potent inhibitors or inducers of CYP3A4 may increase or reduce the circulating levels of CYCLOSET, respectively. (Fachinformation zu Bromocriptin, Arzneimittelwechselwirkungen)

In this situation, the patient requires immediate re-evaluation with reassessment of the treatment regimen, giving special consideration to the possible need for replacing the current strength of budesonide and formoterol fumarate dihydrate with a higher strength, adding additional inhaled corticosteroid, or initiating systemic corticosteroids. (Fachinformation zu Budesonid und Formoterol, Warnhinweise und Vorsichtsmaßnahmen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Buprenorphin und Naloxon, Warnhinweise und Vorsichtsmaßnahmen)

…risk of seizure: concomitant use of other medications that lower the seizure threshold (e.g., other bupropion products, antipsychotics, tricyclic antidepressants, theophylline, and systemic corticosteroids), metabolic disorders (e.g., hypoglycemia, hyponatremia, severe hepatic impairment, and hypoxia), or use of illicit drugs (e.g., cocaine) or abuse or misuse… (Fachinformation zu Bupropion, Warnhinweise und Vorsichtsmaßnahmen)

Other inhibitors and inducers of CYP3A4: Substances that inhibit CYP3A4, such as ketoconazole or ritonavir, may inhibit buspirone metabolism and increase plasma concentrations of buspirone while substances that induce CYP3A4, such as dexamethasone or certain anticonvulsants (phenytoin, phenobarbital, carbamazepine), may increase the rate of buspirone metabolism. (Fachinformation zu Buspiron, Arzneimittelwechselwirkungen)

Monitor for toxicity when aspirin is used in conjunction with HEMADY in hypoprothrombinemia. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Butorphanol, Warnhinweise)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

• Strong inducer of CYP3A4 or CYP2C19: Consider dose increase of EPIDIOLEX. (Fachinformation zu Cannabidiol (verschreibungspflichtig), Arzneimittelwechselwirkungen)

…Enzymes Adults : When Caspofungin acetate for Injection is co-administered to adult patients with other inducers of hepatic CYP enzymes, such as efavirenz, nevirapine, phenytoin, dexamethasone, or carbamazepine, administration of a daily dose of 70 mg of Caspofungin acetate for Injection should be considered [see Dosage and Administration ( 2.5 ) and Clinical… (Fachinformation zu Caspofungin, Arzneimittelwechselwirkungen)

High concentrations of cefoxitin in the urine may interfere with measurement of urinary 17-hydroxy-corticosteroids by the Porter-Silber reaction, and produce false increases of modest degree in the levels reported. (Fachinformation zu Cefoxitin, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Antiepileptics (AEDs) (Carbamazepine, Phenobarbital, and Phenytoin) Carbamazepine, phenobarbital, and phenytoin are CYP3A4 inducers and may decrease quinine plasma concentrations if used concurrently with quinine sulfate. (Fachinformation zu Chinin, Arzneimittelwechselwirkungen)

The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in patients taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Fachinformation zu Ciprofloxacin, Warnhinweise und Vorsichtsmaßnahmen)

Prevention or Management Consider a possible decrease in cladribine efficacy if potent BCRP (e.g., corticosteroids) or P-gp (e.g., rifampicin, St. (Fachinformation zu Cladribin, Arzneimittelwechselwirkungen)

Inducers of CYP3A4 and CYP3A5 Inducers of CYP3A4 and/or CYP3A5 may reduce plasma concentrations of clindamycin. (Fachinformation zu Clindamycin, Arzneimittelwechselwirkungen)

…several closely related tricyclic antidepressants have been reported to be increased by the concomitant administration of methylphenidate or hepatic enzyme inhibitors (e.g., cimetidine, fluoxetine) and decreased by the concomitant administration of hepatic enzyme inducers (e.g., barbiturates, phenytoin), and such an effect may be anticipated with CMI as well. (Fachinformation zu Clomipramin, Arzneimittelwechselwirkungen)

These reactions include reversible corneal toxicity, and hemorrhagic conjunctivitis, which may be prevented or diminished by prophylaxis with a local corticosteroid eye drop; cerebral and cerebellar dysfunction, including personality changes, somnolence and coma, usually reversible; severe gastrointestinal ulceration, including pneumatosis cystoides intestinalis… (Fachinformation zu Cytarabin, Warnhinweise)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Eosinophilic pneumonia: Discontinue Daptomycin for Injection and consider treatment with systemic steroids. (Fachinformation zu Daptomycin, Warnhinweise und Vorsichtsmaßnahmen)

The risk of GI hemorrhage may be increased when administering Exjade in combination with drugs that have ulcerogenic or hemorrhagic potential, such as nonsteroidal anti-inflammatory drugs (NSAIDs), corticosteroids, oral bisphosphonates, or anticoagulants. (Fachinformation zu Deferasirox, Warnhinweise und Vorsichtsmaßnahmen)

Other risk factors for the development of ONJ include immunosuppressive therapy, treatment with angiogenesis inhibitors, systemic corticosteroids, diabetes, and gingival infections. (Fachinformation zu Denosumab, Warnhinweise und Vorsichtsmaßnahmen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Clinically Relevant Interactions Affecting DEXILANT When Coadministered with Other Drugs and Substances CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of dexlansoprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ] . (Fachinformation zu Dexlansoprazol, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Anticholinergic drugs in the presence of increased intraocular pressure may be hazardous when taken concurrently with agents such as corticosteroids. (Fachinformation zu Dicycloverin, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Digitalis Glycosides Patients on digitalis glycosides may be at increased risk of arrhythmias due to hypokalemia [ see Warnings and Precautions (‎ 5.3 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Concomitant medications were grouped as ACE inhibitors, oral anticoagulants, calcium channel blockers, beta blockers, cardiac glycosides, inducers of CYP3A4, substrates and inhibitors of CYP3A4, substrates and inhibitors of P-glycoprotein, nitrates, sulphonylureas, loop diuretics, potassium sparing diuretics, thiazide diuretics, substrates and inhibitors of tubular… (Fachinformation zu Dofetilid, Arzneimittelwechselwirkungen)

Examples Glutethimide and phenobarbital Intervention If a patient initiates or discontinues therapy with an enzyme inducer, dose adjustment of doxercalciferol may be necessary. (Fachinformation zu Doxercalciferol, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Eosinophilic Conditions: Be alert to vasculitic rash, worsening pulmonary symptoms, cardiac complications, kidney injury and/or neuropathy, especially upon reduction of oral corticosteroids. (Fachinformation zu Dupilumab, Warnhinweise und Vorsichtsmaßnahmen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Ephedrine Ephedrine may decrease dexamethasone exposure. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Patients receiving concomitant anti-angiogenic agents, corticosteroids, NSAIDs, or taxane-based chemotherapy, or who have prior history of peptic ulceration or diverticular disease may be at increased risk of perforation [see Adverse Reactions (6.1 , 6.2) ]. (Fachinformation zu Erlotinib, Warnhinweise und Vorsichtsmaßnahmen)

Table 4: Clinically Relevant Interactions Affecting Esomeprazole When Co-Administered with Other Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of esomeprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ]. (Fachinformation zu Esomeprazol, Arzneimittelwechselwirkungen)

While no in vivo drug-drug interaction studies were conducted between estazolam and inducers of CYP3A, compounds that are potent CYP3A inducers (such as carbamazepine, phenytoin, rifampin, and barbiturates) would be expected to decrease estazolam concentrations. (Fachinformation zu Estazolam, Warnhinweise)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Drugs that Induce CYP3A4 (Rifampicin) Racemic zopiclone exposure was decreased 80% by concomitant use of rifampicin, a potent inducer of CYP3A4. (Fachinformation zu Eszopiclon, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Systemic dexamethasone should be used with caution or alternatives should be considered, particularly for long-term use. (Fachinformation zu Etravirin, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Strong CYP 3A4 inducers: Concomitant use of strong CYP 3A4 inducers decreases exemestane exposure. (Fachinformation zu Exemestan, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

CYP3A4 Inducers No dosing adjustments are recommended in the presence of CYP3A4 inducers, such as rifampin and carbamazepine. (Fachinformation zu Fesoterodin, Arzneimittelwechselwirkungen)

In both cases, the patients were taking a 1.25 mg dose of fingolimod (higher than the recommended 0.5 mg dose) and had received high-dose corticosteroid therapy to treat suspected MS relapses. (Fachinformation zu Fingolimod, Warnhinweise und Vorsichtsmaßnahmen)

Limited data in patients receiving known enzyme inducers ( phenytoin, phenobarbital, carbamazepine ) indicate only a 30% increase in the rate of flecainide elimination. (Fachinformation zu Flecainid, Arzneimittelwechselwirkungen)

Pregnancy As with other corticosteroids, flunisolide has been shown to be teratogenic and fetotoxic in rabbits and rats at oral doses of 40 and 200 mcg/kg/day, respectively (approximately 2 and 4 times, respectively, the maximum recommended daily intranasal dose in adults on a mg/m 2 basis). (Fachinformation zu Flunisolid, Vorsichtsmaßnahmen)

Use of more than one corticosteroid-containing product at the same time may increase the total systemic absorption of topical corticosteroids. (Fachinformation zu Fluocinonid, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

In this situation, the patient requires immediate reevaluation with reassessment of the treatment regimen, giving special consideration to the possible need for replacing the current strength of Fluticasone Propionate/Salmeterol MDPI with a higher strength, adding additional inhaled corticosteroid, or initiating systemic corticosteroids. (Fachinformation zu Fluticason und Salmeterol, Warnhinweise und Vorsichtsmaßnahmen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Other Corticosteroids, doxycycline, estrogens, furosemide, oral contraceptives, paroxetine, quinidine, rifampin, sertraline, theophylline, and vitamin D Drugs whose level is decreased by phenytoin Anticoagulants Apixaban, dabigatran, edoxaban, rivaroxaban Antiepileptic drugs The effect of phenytoin on phenobarbital, valproic acid and sodium valproate serum levels… (Fachinformation zu Fosphenytoin, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• CYP3A4 Inducer: Increase IRESSA to 500 mg daily in patients receiving a strong CYP3A4 inducer. (Fachinformation zu Gefitinib, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Corticosteroids, valproic acid, or haloperidol : May increase plasma ammonia level; monitor ammonia levels closely. (Fachinformation zu Glycerolphenylbutyrat, Arzneimittelwechselwirkungen)

…and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (Fachinformation zu Guanfacin, Arzneimittelwechselwirkungen)

Use of more than one corticosteroid-containing product at the same time may increase the total systemic exposure to topical corticosteroids. (Fachinformation zu Halobetasol, Warnhinweise und Vorsichtsmaßnahmen)

Caution is advised when haloperidol decanoate is used in combination with drugs known to cause electrolyte imbalance (e.g., diuretics or corticosteroids) because hypokalemia, hypomagnesemia, and hypocalcemia are risk factors for QT prolongation. (Fachinformation zu Haloperidol, Arzneimittelwechselwirkungen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Long-term treatment with steroids may be necessary (see PRECAUTIONS, Laboratory Tests ). (Fachinformation zu Hydralazin, Warnhinweise)

Concomitant administration of inducers of CYP3A4 may lead to decreases in serum concentrations of ALKINDI SPRINKLE and increase the risk of adverse reactions, including adrenal crisis. (Fachinformation zu Hydrocortison, Arzneimittelwechselwirkungen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Hydromorphon, Warnhinweise und Vorsichtsmaßnahmen)

…osteonecrosis of the jaw include invasive dental procedures (e.g., tooth extraction, dental implants, boney surgery), diagnosis of cancer, concomitant therapies (e.g., chemotherapy, corticosteroids, angiogenesis inhibitors), poor oral hygiene, and co-morbid disorders (e.g., periodontal and/or other pre-existing dental disease, anemia, coagulopathy, infection, ill-fitting… (Fachinformation zu Ibandronsäure, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• CYP3A4 Inducers: Monitor for increased toxicity when used in combination with CYP3A4 inducers. (Fachinformation zu Ifosfamid, Arzneimittelwechselwirkungen)

The plasma concentration of imipramine may increase when the drug is given concomitantly with hepatic enzyme inhibitors (e.g., cimetidine, fluoxetine) and decrease by concomitant administration with hepatic enzyme inducers (e.g., barbiturates, phenytoin), and adjustment of the dosage of imipramine may therefore be necessary. (Fachinformation zu Imipramin, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Oral hydration, recumbency, intravenous normal saline, and/or parenteral corticosteroids have been used to treat postural hypotension. (Fachinformation zu Ivermectin, Warnhinweise)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Plasma cholinesterase activity may be decreased by chronic administration of certain monoamine oxidase inhibitors, oral contraceptives, glucocorticoids, antimyasthenics (neostigmine), cyclophosphamide, and possibly thiotepa. (Fachinformation zu Kokain, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Clinically Relevant Interactions Affecting PREVACID or PREVACID SoluTab When Coadministered with Other Drugs CYP2C19 OR CYP3A4 Inducers Clinical Impact: Decreased exposure of lansoprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ] . (Fachinformation zu Lansoprazol, Arzneimittelwechselwirkungen)

The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients usually over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Fachinformation zu Levofloxacin, Warnhinweise und Vorsichtsmaßnahmen)

Estrogens, Including Oral Contraceptives Estrogens may decrease the hepatic metabolism of certain corticosteroids and increase exposures, which may increase the risk of adverse reactions [see Warnings and Precautions ( ‎5 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Levorphanol, Warnhinweise)

If the patient needs more doses of XOPENEX HFA than usual, this may be a marker of destabilization of asthma and requires reevaluation of the patient and treatment regimen, giving special consideration to the possible need for anti-inflammatory treatment, e.g., corticosteroids. (Fachinformation zu Levosalbutamol, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Even in those instances where swelling of only the tongue is involved, without respiratory distress, patients may require prolonged observation since treatment with antihistamines and corticosteroids may not be sufficient. (Fachinformation zu Lisinopril und Hydrochlorothiazid, Warnhinweise)

• If patients with severe renal impairment or ESRD receiving SELZENTRY (without concomitant CYP3A inducers or inhibitors) experience postural hypotension, the dose of SELZENTRY should be reduced from 300 mg twice daily to 150 mg twice daily. (Fachinformation zu Maraviroc, Warnhinweise und Vorsichtsmaßnahmen)

In patients who experience mild or moderate IRRs, consider premedications, including antihistamines, corticosteroids, and antipyretics. (Fachinformation zu Margetuximab, Warnhinweise und Vorsichtsmaßnahmen)

Estrogens, Including Oral Contraceptives Estrogens may decrease the hepatic metabolism of certain corticosteroids and increase exposures, which may increase the risk of adverse reactions [see Warnings and Precautions ( ‎5 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Rifampin (Potent Inducer of CYP3A4) Coadministration of a single 500 mg oral dose of mefloquine and 600 mg of rifampin once daily for 7 days in 7 healthy Thai volunteers resulted in a decrease in the mean C max and AUC of mefloquine by 19% and 68%, respectively, and a decrease in the mean elimination half-life of mefloquine from 305 hours to 113 hours. (Fachinformation zu Mefloquin, Arzneimittelwechselwirkungen)

Estrogens, Including Oral Contraceptives Estrogens may decrease the hepatic metabolism of certain corticosteroids and increase exposures, which may increase the risk of adverse reactions [see Warnings and Precautions ( ‎5 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Inducers of CYP3A4 (e.g., phenytoin, carbamazepine, dexamethasone, rifampin, and phenobarbital) could increase the rate of elimination of donepezil. (Fachinformation zu Memantin und Donepezil, Arzneimittelwechselwirkungen)

The clearance of salicylates may be increased with concurrent use of corticosteroids. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Decrease corticosteroids gradually, if appropriate. (Fachinformation zu Mepolizumab, Warnhinweise und Vorsichtsmaßnahmen)

The clearance of salicylates may be increased with concurrent use of corticosteroids. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Methadon, Warnhinweise und Vorsichtsmaßnahmen)

Drug Interactions Methazolamide should be used with caution in patients on steroid therapy because of the potential for developing hypokalemia. (Fachinformation zu Methazolamid, Arzneimittelwechselwirkungen)

NSAIDs, Aspirin, and Steroids: May elevate and prolong serum methotrexate levels and increase gastrointestinal toxicity. (Fachinformation zu Methotrexat, Arzneimittelwechselwirkungen)

If not, corticosteroids may be given and other causes of anemia should be considered. (Fachinformation zu Methyldopa, Warnhinweise)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Fachinformation zu Methylergometrin, Arzneimittelwechselwirkungen)

Hepatic Enzyme Inducers (e.g., barbiturates, phenytoin, carbamazepine, rifampin) : Drugs which induce cytochrome P450 3A4 enzyme activity may enhance the metabolism of corticosteroids and require that the dosage of the corticosteroid be increased. (Fachinformation zu Methylprednisolon, Arzneimittelwechselwirkungen)

Testosterone has been subject to abuse, typically at doses higher than recommended for the approved indication and in combination with other anabolic androgenic steroids. (Fachinformation zu Methyltestosteron, Warnhinweise)

Corticosteroids Or ACTH May increase the risk of hypokalemia and increase salt and water retention. (Fachinformation zu Metolazon, Arzneimittelwechselwirkungen)

This can be corrected by giving appropriate doses of corticosteroids. (Fachinformation zu Metyrapon, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

John's Wort, tramadol, tryptophan, buspirone Strong CYP3A Inducers Clinical Impact The concomitant use of strong CYP3A inducers with REMERON/REMERONSolTab decreases the plasma concentration of mirtazapine [see Clinical Pharmacology (12.3) ] . (Fachinformation zu Mirtazapin, Arzneimittelwechselwirkungen)

Lung function (FEV 1 or PEF), beta-agonist use, and asthma symptoms should be carefully monitored during withdrawal of oral or other systemic corticosteroids. (Fachinformation zu Mometason, Warnhinweise und Vorsichtsmaßnahmen)

Inhaled corticosteroid may be reduced gradually. (Fachinformation zu Montelukast, Warnhinweise und Vorsichtsmaßnahmen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Morphin, Warnhinweise und Vorsichtsmaßnahmen)

The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in patients taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Fachinformation zu Moxifloxacin, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Nalbuphin, Warnhinweise)

…hypoglycemia concomitant administration of medications that may lower the seizure threshold, including other bupropion products, antipsychotics, tricyclic antidepressants, theophylline, systemic steroids Recommendations for Reducing the Risk of Seizure: Clinical experience with bupropion suggests that the risk of seizure may be minimized by adhering to the recommended… (Fachinformation zu Naltrexon und Bupropion, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

In Studies MS1 and MS2, an increase in infections was seen in patients concurrently receiving short courses of corticosteroids. (Fachinformation zu Natalizumab, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Use of corticosteroids may cause a protein catabolic state and, thereby, potentially increase plasma ammonia levels in patients with impaired ability to form urea. (Fachinformation zu Natriumphenylacetat und Natriumbenzoat, Arzneimittelwechselwirkungen)

Valproic Acid, Haloperidol, or Corticosteroids : May increase plasma ammonia level; monitor ammonia levels closely. (Fachinformation zu Natriumphenylbutyrat, Arzneimittelwechselwirkungen)

Possible Reduced Efficacy with Strong CYP3A4 Inducers Concomitant use of strong CYP3A4 inducers (e.g., carbamazepine, phenobarbital, phenytoin, rifampin, St. (Fachinformation zu Nimodipin, Warnhinweise und Vorsichtsmaßnahmen)

Use OFEV with caution when treating patients with recent abdominal surgery, previous history of diverticular disease or receiving concomitant corticosteroids or NSAIDs. (Fachinformation zu Nintedanib, Warnhinweise und Vorsichtsmaßnahmen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Estrogens, Including Oral Contraceptives Estrogens may decrease the hepatic metabolism of certain corticosteroids and increase exposures, which may increase the risk of adverse reactions [see Warnings and Precautions ( ‎5 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

In multiple sclerosis (MS) clinical trials, all adult and pediatric patients who were treated with OCREVUS received premedication with methylprednisolone (or an equivalent steroid), and may have also received an antihistamine (all pediatric patients) and/or an analgesic/antipyretic to reduce the risk of infusion reactions prior to each infusion. (Fachinformation zu Ocrelizumab, Warnhinweise und Vorsichtsmaßnahmen)

The risk of developing fluoroquinolone-associated tendinitis and tendon rupture is increased in patients over 60 years of age, in those taking corticosteroid drugs, and in patients with kidney, heart or lung transplants. (Fachinformation zu Ofloxacin, Warnhinweise)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (Fachinformation zu Olmesartan, Amlodipin und Hydrochlorothiazid, Arzneimittelwechselwirkungen)

Corticosteroid Reduction: Do not abruptly discontinue corticosteroids upon initiation of OMLYCLO therapy. (Fachinformation zu Omalizumab, Warnhinweise und Vorsichtsmaßnahmen)

Table 4: Clinically Relevant Interactions Affecting Omeprazole When Co-Administered with Other Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of omeprazole when used concomitantly with strong inducers [see Clinical Pharmacology ( 12.3 )] . (Fachinformation zu Omeprazol, Arzneimittelwechselwirkungen)

Table 6: Clinically Relevant Interactions Affecting Omeprazole when Co-Administered with Other Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of omeprazole when used concomitantly with strong inducers [see Clinical Pharmacology ( 12.3 )] . (Fachinformation zu Omeprazol und Natriumhydrogencarbonat, Arzneimittelwechselwirkungen)

Phenytoin, Carbamazepine, and Rifampin In patients treated with potent inducers of CYP3A4 (i.e., phenytoin, carbamazepine, and rifampin), the clearance of ondansetron was significantly increased and ondansetron blood concentrations were decreased. (Fachinformation zu Ondansetron, Arzneimittelwechselwirkungen)

Monitor for toxicity when aspirin is used in conjunction with HEMADY in hypoprothrombinemia. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Oxymorphon, Warnhinweise und Vorsichtsmaßnahmen)

Many of these patients were also receiving chemotherapy and corticosteroids, which may be risk factors for ONJ. (Fachinformation zu Pamidronsäure, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

If adrenal insufficiency is suspected, it should be confirmed and treated per standard of care with exogenous glucocorticoids at replacement doses . (Fachinformation zu Pasireotid, Warnhinweise und Vorsichtsmaßnahmen)

Treatment has consisted of high doses of corticosteroids alone or, in some cases, concomitantly with an immunosuppressant. (Fachinformation zu Penicillamin, Warnhinweise)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Pentazocin und Naloxon, Warnhinweise)

Agonistic Effects (increase in BIORPHEN blood pressure effect) can occur with monoamine oxidase inhibitors (MAOI), oxytocin and oxytocic drugs, tricyclic antidepressants, angiotensin and aldosterone, atropine, steroids, norepinephrine transporter inhibitors, ergot alkaloids. (Fachinformation zu Phenylephrin, Arzneimittelwechselwirkungen)

Phenytoin In post-marketing experience, there have been reports of both increases and decreases in phenytoin levels with dexamethasone coadministration, leading to alterations in seizure control. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Strong CYP3A4 Inducers: Decreased exposure of WAKIX; consider dosage adjustment of WAKIX ( 2.6 , 7.1 ) (Fachinformation zu Pitolisant, Arzneimittelwechselwirkungen)

Prior and Concomitant Treatment with Anti-neoplastic, Immune-Modulating, or Immunosuppressive Therapies Anti-neoplastic, immune-modulating, or immunosuppressive therapies (including corticosteroids) should be coadministered with caution because of the risk of additive immune system effects [see Drug Interactions (7.1) ] . (Fachinformation zu Ponesimod, Warnhinweise und Vorsichtsmaßnahmen)

CYP 3A4 inducers (e.g. barbiturates, phenytoin, carbamazepine, and rifampin): Drugs such as barbiturates, phenytoin, ephedrine, and rifampin, which induce hepatic microsomal drug metabolizing enzyme activity may enhance metabolism of prednisolone and require that the dosage of Orapred be increased. (Fachinformation zu Prednisolon, Arzneimittelwechselwirkungen)

CYP 3A4 inducers and inhibitors: May, respectively, increase or decrease clearance of corticosteroids, necessitating dose adjustment. (Fachinformation zu Prednison, Arzneimittelwechselwirkungen)

Estrogens, Including Oral Contraceptives Estrogens may decrease the hepatic metabolism of certain corticosteroids and increase exposures, which may increase the risk of adverse reactions [see Warnings and Precautions ( ‎5 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

The following appear to be major risk factors for the development of these events: decreased oxygen delivery to tissues; serious neurological injury and/or sepsis; high dosages of one or more of the following pharmacological agents: vasoconstrictors, steroids, inotropes and/or prolonged, high-dose infusions of propofol (> 5 mg/kg/hour for > 48 hours). (Fachinformation zu Propofol, Warnhinweise und Vorsichtsmaßnahmen)

• Concomitant use of strong CYP3A4 inducers: Increase quetiapine dose up to 5 fold when used in combination with a chronic treatment (more than 7-14 days) of potent CYP3A4 inducers (e.g., phenytoin, rifampin, St. (Fachinformation zu Quetiapin, Arzneimittelwechselwirkungen)

Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Fachinformation zu Ramelteon, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Drug Interactions Effect of Rifabutin on the Pharmacokinetics of Other Drugs Rifabutin induces CYP3A enzymes and therefore may reduce the plasma concentrations of drugs metabolized by those enzymes. (Fachinformation zu Rifabutin, Arzneimittelwechselwirkungen)

…Calcium Channel Blockers Diltiazem Decrease exposure Nifedipine Rifampin 1200 mg administered as a single oral dose 8 hours before administering a single oral dose of nifedipine 10 mg Decrease exposure Verapamil Decrease exposure Corticosteroids Numerous cases in the literature describe a decrease in glucocorticoid effect when used concomitantly with rifampin. (Fachinformation zu Rifampicin, Arzneimittelwechselwirkungen)

…Haloperidol Barbiturates Phenobarbital Benzodiazepines Diazepam Beta-Blockers Propranolol Calcium Channel Blockers Diltiazem, nifedipine, verapamil Cardiac Glycoside Preparations Digoxin Corticosteroids Prednisone Fibrates Clofibrate Oral Hypoglycemics Sulfonylureas (e.g., glyburide, glipizide) Hormonal Contraceptives/Progestins Ethinyl estradiol, levonorgestrel Immunosuppressants… (Fachinformation zu Rifapentin, Arzneimittelwechselwirkungen)

…the jaw include invasive dental procedures (for example, tooth extraction, dental implants, boney surgery), diagnosis of cancer, concomitant therapies (for example, chemotherapy, corticosteroids, angiogenesis inhibitors), poor oral hygiene, and co-morbid disorders (for example, periodontal and/or other pre-existing dental disease, anemia, coagulopathy, infection,… (Fachinformation zu Risedronsäure, Warnhinweise und Vorsichtsmaßnahmen)

Carbamazepine and other enzyme inducers decrease plasma concentrations of risperidone. (Fachinformation zu Risperidon, Arzneimittelwechselwirkungen)

Therefore, for patients receiving both neuromuscular blocking agents (including Rocuronium Bromide Injection) and corticosteroids, the period of use of the neuromuscular blocking agent should be limited as much as possible and only used in the setting where in the opinion of the prescribing physician, the specific advantages of the drug outweigh the risk. (Fachinformation zu Rocuronium, Warnhinweise und Vorsichtsmaßnahmen)

Effects of Other AEDs on BANZEL Potent cytochrome P450 enzyme inducers, such as carbamazepine, phenytoin, primidone, and phenobarbital, appear to increase the clearance of BANZEL (see Table 6). (Fachinformation zu Rufinamid, Arzneimittelwechselwirkungen)

Strong CYP3A4 Inducers Concomitant use of JAKAFI/JAKAFI XR with strong CYP3A4 inducers may decrease ruxolitinib exposure [ see Clinical Pharmacology ( 12.3 )] , which may reduce efficacy of JAKAFI/JAKAFI XR. (Fachinformation zu Ruxolitinib, Arzneimittelwechselwirkungen)

If the patient needs more doses of Albuterol Sulfate HFA than usual, this may be a marker of destabilization of asthma and requires reevaluation of the patient and treatment regimen, giving special consideration to the possible need for anti-inflammatory treatment, e.g., corticosteroids. (Fachinformation zu Salbutamol, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Drugs that induce CYP3A4 (e.g., phenytoin, carbamazepine, nafcillin, phenobarbital, and rifampin) should be used with caution. (Fachinformation zu Selegilin, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

The clearance of salicylates may be increased with concurrent use of corticosteroids. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

• CYP3A4 Inducers : Consider dose increase of SUTENT when administered with strong CYP3A4 inducers. (Fachinformation zu Sunitinib, Arzneimittelwechselwirkungen)

The neuromuscular blocking effect of succinylcholine may be enhanced by drugs that reduce plasma cholinesterase activity (e.g., chronically administered oral contraceptives, glucocorticoids, or certain monoamine oxidase inhibitors) or by drugs that irreversibly inhibit plasma cholinesterase [see Warnings and Precautions (5.9) ]. (Fachinformation zu Suxamethonium, Arzneimittelwechselwirkungen)

Risk of Rejection with Strong CYP3A Inducers and Risk of Serious Adverse Reactions with Strong CYP3A Inhibitors The concomitant use of strong CYP3A inducers may increase the metabolism of tacrolimus, leading to lower whole blood trough concentrations and greater risk of rejection. (Fachinformation zu Tacrolimus, Warnhinweise und Vorsichtsmaßnahmen)

CYP3A4 inhibitors (e.g. ketoconazole, ritonavir) increase CIALIS exposure ( 2.7 , 5.10 , 7.2 ) requiring dose adjustment: CIALIS for use as needed: no more than 10 mg every 72 hours CIALIS for once daily use: dose not to exceed 2.5 mg CYP3A4 inducers (e.g. rifampin) decrease CIALIS exposure ( 7.2 ). (Fachinformation zu Tadalafil, Arzneimittelwechselwirkungen)

If adrenal insufficiency is diagnosed, treat with physiologic replacement doses of corticosteroids. (Fachinformation zu Tapentadol, Warnhinweise und Vorsichtsmaßnahmen)

Patients should be monitored for adequate clinical effect when amlodipine is co-administered with CYP3A4 inducers. (Fachinformation zu Telmisartan und Amlodipin, Arzneimittelwechselwirkungen)

Pneumocystis Pneumonia (PCP) : Closely monitor all patients, particularly those receiving steroids, for the development of lymphopenia and PCP. (Fachinformation zu Temozolomid, Warnhinweise und Vorsichtsmaßnahmen)

If ILD is suspected, discontinue TORISEL, and consider use of corticosteroids and/or antibiotics. (Fachinformation zu Temsirolimus, Warnhinweise und Vorsichtsmaßnahmen)

Terbinafine clearance is increased 100% by rifampin, a CYP450 enzyme inducer, and decreased 33% by cimetidine, a CYP450 enzyme inhibitor. (Fachinformation zu Terbinafin, Arzneimittelwechselwirkungen)

If the patient needs more doses of terbutaline sulfate tablets than usual, this may be a marker of destabilization of asthma and requires reevaluation of the patient and the treatment regimen, giving special consideration to the possible need for anti-inflammatory treatment, e.g., corticosteroids. (Fachinformation zu Terbutalin, Warnhinweise)

Glucocorticoids : Patients receiving glucocorticoid replacement for previously diagnosed hypoadrenalism may require an increase in maintenance or stress doses following initiation of EGRIFTA SV. (Fachinformation zu Tesamorelin, Arzneimittelwechselwirkungen)

Abuse of Testosterone and Monitoring of Serum Testosterone : If testosterone use at doses higher than recommended for the approved indication and in combination with other anabolic androgenic steroids is suspected, check serum testosterone concentration ( 5.5 ). (Fachinformation zu Testosteron, Warnhinweise und Vorsichtsmaßnahmen)

Dosage Increases: Increases in the dose of theophylline should not be made in response to an acute exacerbation of symptoms of chronic lung disease since theophylline provides little added benefit to inhaled beta2 -selective agonists and systemically administered corticosteroids in this circumstance and increases the risk of adverse effects. (Fachinformation zu Theophyllin, Warnhinweise)

Use of tiagabine HCl without enzyme-inducing antiepileptic drugs results in blood levels about twice those attained in the studies on which current dosing recommendations are based (see DOSAGE AND ADMINISTRATION ). (Fachinformation zu Tiagabin, Warnhinweise)

CYP3A4 inducers/inhibitors: Monitor for decreased tinidazole effect or increased adverse reactions ( 7.2 ) (Fachinformation zu Tinidazol, Arzneimittelwechselwirkungen)

DRUG INTERACTIONS Hepatic microsomal enzyme inducing agents, such as carbamazepine, were found to significantly increase the clearance of thiothixene. (Fachinformation zu Tiotixen, Arzneimittelwechselwirkungen)

Concomitant Respiratory Medications SPIRIVA RESPIMAT has been used concomitantly with short-acting and long-acting sympathomimetic (beta-agonists) bronchodilators, methylxanthines, oral and inhaled steroids, antihistamines, mucolytics, leukotriene modifiers, cromones, and anti-IgE treatment without increases in adverse reactions. (Fachinformation zu Tiotropiumbromid, Arzneimittelwechselwirkungen)

Hyperglycemia Corticosteroids can increase blood glucose, worsen pre-existing diabetes, and predispose those on long-term therapy to diabetes mellitus, and may reduce the effect of the antidiabetic drugs. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Nonsteroidal Anti-Inflammatory Agents (NSAIDS) Concomitant use of aspirin (or other nonsteroidal anti-inflammatory agents) and corticosteroids increases the risk of gastrointestinal side effects [see Warnings and Precautions (‎ 5.7 ) and Adverse Reactions (‎ 6 )] . (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Corticosteroids and ACTH: Increased risk of hypokalemia. (Fachinformation zu Torasemid, Arzneimittelwechselwirkungen)

Interrupt TRAZIMERA infusion in all patients experiencing dyspnea, clinically significant hypotension, and intervention of medical therapy administered (which may include epinephrine, corticosteroids, diphenhydramine, bronchodilators, and oxygen). (Fachinformation zu Trastuzumab, Warnhinweise und Vorsichtsmaßnahmen)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (Fachinformation zu Trazodon, Arzneimittelwechselwirkungen)

Co-administration of a CYP2C8 enzyme inducer (e.g., rifampin) may decrease exposure to treprostinil. (Fachinformation zu Treprostinil, Warnhinweise und Vorsichtsmaßnahmen)

Hepatic enzyme inducers (e.g., barbiturates, phenytoin, carbamazepine, rifampin): Drugs which induce hepatic microsomal drug metabolizing enzyme activity may enhance the metabolism of corticosteroids and require that the dosage of the corticosteroid be increased. (Fachinformation zu Triamcinolon, Arzneimittelwechselwirkungen)

Other Considerations Concurrent use of hydrochlorothiazide with amphotericin B or corticosteroids or corticotropin (ACTH) may intensify electrolyte imbalance, particularly hypokalemia, although the presence of triamterene minimizes the hypokalemic effect. (Fachinformation zu Triamteren und Hydrochlorothiazid, Arzneimittelwechselwirkungen)

Strong Inducers of CYP 3A Clinical implication Coadministration of triazolam with strong inducers of CYP3A4 can significantly decrease the plasma concentration of triazolam and may decrease effectiveness of triazolam. (Fachinformation zu Triazolam, Arzneimittelwechselwirkungen)

Hepatic enzyme-inducing drugs (e.g., phenytoin, carbamazepine, phenobarbital, primidone, rifampin) can increase valproate clearance, while enzyme inhibitors (e.g., felbamate) can decrease valproate clearance. (Fachinformation zu Valproat-Seminatrium (Divalproex), Arzneimittelwechselwirkungen)

Hepatic enzyme-inducing drugs (e.g., phenytoin, carbamazepine, phenobarbital, primidone, rifampin) can increase valproate clearance, while enzyme inhibitors (e.g., felbamate) can decrease valproate clearance. (Fachinformation zu Valproinsäure, Arzneimittelwechselwirkungen)

(‎ 7.1 ) • Concomitant therapies such as erythropoietin stimulating agents or estrogen containing therapies may have an increased risk of thromboembolism. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Fachinformation zu Vilazodon, Arzneimittelwechselwirkungen)

(‎ 5.3 ) • Venous and Arterial Thromboembolism: Risk increased; consider anticoagulant prophylaxis and monitor for evidence of thromboembolism. (Fachinformation zu Dexamethason, Warnhinweise und Vorsichtsmaßnahmen)

Multiple-dose administration of the potent CYP3A4 inducer rifampin (600 mg every 24 hours, q24h, for 14 days), however, reduced zaleplon C max and AUC by approximately 80%. (Fachinformation zu Zaleplon, Arzneimittelwechselwirkungen)

Prior to the first BIZENGRI infusion, premedicate with a corticosteroid, an H1 antihistamine and acetaminophen to reduce the risk of IRRs [see Dosage and Administration (2.4) ]. (Fachinformation zu Zenocutuzumab, Warnhinweise und Vorsichtsmaßnahmen)

Pharmacokinetic Interactions Carbamazepine Carbamazepine is an inducer of CYP3A4; administration of 200 mg twice daily for 21 days resulted in a decrease of approximately 35% in the AUC of ziprasidone. (Fachinformation zu Ziprasidon, Arzneimittelwechselwirkungen)

A dental examination with appropriate preventive dentistry should be considered prior to treatment with bisphosphonates in patients with a history of concomitant risk factors (e.g., cancer, chemotherapy, angiogenesis inhibitors, radiotherapy, corticosteroids, poor oral hygiene, preexisting dental disease or infection, anemia, coagulopathy). (Fachinformation zu Zoledronsäure, Warnhinweise und Vorsichtsmaßnahmen)

CYP3A4 Inducers If co-administration with a potent CYP3A4 inducer is necessary, the patient should be closely monitored and the dose of ZONISAMIDE and other drugs that CYP3A4 substrates may need to be adjusted [see Clinical Pharmacology ( 12.3 )] . (Fachinformation zu Zonisamid, Arzneimittelwechselwirkungen)

If signs of hypersensitivity occur, e.g. anaphylactoid reaction or angioedema develops, discontinue the Activase infusion and promptly institute appropriate therapy (e.g., antihistamines, intravenous corticosteroids, epinephrine). (Fachinformation zu Alteplase, Warnhinweise und Vorsichtsmaßnahmen)

Drug/Laboratory Test Interactions Amphetamines can cause a significant elevation in plasma corticosteroid levels. (Fachinformation zu Amfetamin, Arzneimittelwechselwirkungen)

Interference with Laboratory Tests Amphetamines can cause a significant elevation in plasma corticosteroid levels. (Fachinformation zu Amfetamin und Dexamfetamin, Arzneimittelwechselwirkungen)

Most patients with hypersensitivity pneumonitis discontinued treatment with ARIKAYCE and received treatment with corticosteroids [see Adverse Reactions (6.1) ] . (Fachinformation zu Amikacin, Warnhinweise und Vorsichtsmaßnahmen)

OXYGEN, INTRAVENOUS STEROIDS, AND AIRWAY MANAGEMENT, INCLUDING INTUBATION, SHOULD ALSO BE ADMINISTERED AS INDICATED. (Fachinformation zu Ampicillin, Warnhinweise)

Tendon rupture may occur more frequently in patients over 60 years of age, in those taking corticosteroid or fluoroquinolone drugs, in patients with renal failure, and in patients with previous tendon disorders. (Fachinformation zu Bempedoinsäure, Warnhinweise und Vorsichtsmaßnahmen)

Oxygen, intravenous steroids, and airway management, including intubation, should also be administered as indicated. (Fachinformation zu Benzylpenicillin (Penicillin G), Warnhinweise)

Discontinue in patients who develop a severe infusion-related reaction and administer appropriate medical therapy (e.g., epinephrine, corticosteroids, intravenous antihistamines, bronchodilators and/or oxygen). (Fachinformation zu Bevacizumab, Warnhinweise und Vorsichtsmaßnahmen)

Corticosteroids, ACTH - Intensified electrolyte depletion, particularly hypokalemia. (Fachinformation zu Bisoprolol und Hydrochlorothiazid, Vorsichtsmaßnahmen)

The administration of corticosteroids has been suggested, but the results have not been impressive or uniformly successful. (Fachinformation zu Busulfan, Warnhinweise)

Corticosteroids A relationship of functional antagonism exists between vitamin D analogues, which promote calcium absorption, and corticosteroids, which inhibit calcium absorption. (Fachinformation zu Calcitriol, Arzneimittelwechselwirkungen)

Steroids or Adrenocorticotropic Hormone – Hypokalemia may develop during concomitant use of steroids or adrenocorticotropic hormone (ACTH). (Fachinformation zu Candesartan und Hydrochlorothiazid, Arzneimittelwechselwirkungen)

…clozapine, cyclosporin, delavirdine, desipramine, diazepam, dicumarol, dihydropyridine calcium channel blockers (e.g., felodipine), doxycycline, ethosuximide, everolimus, felbamate, glucocorticoids, haloperidol, imatinib, itraconazole, lamotrigine, levothyroxine, lorazepam, methadone, methsuxamide, mianserin, midazolam, mirtazapine, nefazodone, olanzapine, oral… (Fachinformation zu Carbamazepin, Arzneimittelwechselwirkungen)

SERIOUS ACUTE HYPERSENSITIVITY REACTIONS MAY REQUIRE TREATMENT WITH EPINEPHRINE AND OTHER EMERGENCY MEASURES, INCLUDING OXYGEN, INTRAVENOUS FLUIDS, INTRAVENOUS ANTIHISTAMINES, CORTICOSTEROIDS, PRESSOR AMINES, AND AIRWAY MANAGEMENT, AS CLINICALLY INDICATED. (Fachinformation zu Cefaclor, Warnhinweise)

SERIOUS ACUTE HYPERSENSITIVITY REACTIONS MAY REQUIRE TREATMENT WITH EPINEPHRINE AND OTHER EMERGENCY MEASURES, INCLUDING OXYGEN, INTRAVENOUS FLUIDS, INTRAVENOUS ANTIHISTAMINES, CORTICOSTEROIDS, PRESSOR AMINES, AND AIRWAY MANAGEMENT, AS CLINICALLY INDICATED. (Fachinformation zu Cefadroxil, Warnhinweise und Vorsichtsmaßnahmen)

SERIOUS ACUTE HYPERSENSITIVITY REACTIONS MAY REQUIRE TREATMENT WITH EPINEPHRINE AND OTHER EMERGENCY MEASURES, INCLUDING OXYGEN, INTRAVENOUS FLUIDS, INTRAVENOUS ANTIHISTAMINES, CORTICOSTEROIDS, PRESSOR AMINES, AND AIRWAY MANAGEMENT, AS CLINICALLY INDICATED. (Fachinformation zu Cefdinir, Warnhinweise)

SERIOUS ACUTE HYPERSENSITIVITY REACTIONS MAY REQUIRE TREATMENT WITH EPINEPHRINE AND OTHER EMERGENCY MEASURES, INCLUDING OXYGEN, INTRAVENOUS FLUIDS, INTRAVENOUS ANTIHISTAMINES, CORTICOSTEROIDS, PRESSOR AMINES, AND AIRWAY MANAGEMENT, AS CLINICALLY INDICATED. (Fachinformation zu Cefotetan, Warnhinweise)

SERIOUS ACUTE HYPERSENSITIVITY REACTIONS MAY REQUIRE TREATMENT WITH EPINEPHRINE AND OTHER EMERGENCY MEASURES, INCLUDING OXYGEN, INTRAVENOUS FLUIDS, INTRAVENOUS ANTIHISTAMINES, CORTICOSTEROIDS, PRESSOR AMINES, AND AIRWAY MANAGEMENT, AS CLINICALLY INDICATED. (Fachinformation zu Cefprozil, Warnhinweise)

SERIOUS ACUTE HYPERSENSITIVITY REACTIONS MAY REQUIRE TREATMENT WITH EPINEPHRINE AND OTHER EMERGENCY MEASURES, INCLUDING OXYGEN, IV FLUIDS, IV ANTIHISTAMINES, CORTICOSTEROIDS, PRESSOR AMINES, AND AIRWAY MANAGEMENT, AS CLINICALLY INDICATED. (Fachinformation zu Ceftazidim, Warnhinweise)

Serious acute hypersensitivity reactions may require treatment with epinephrine and other emergency measures including oxygen, corticosteroids, intravenous fluids, intravenous antihistamines, pressor amines, and airway management, as clinically indicated. (Fachinformation zu Ceftriaxon, Warnhinweise und Vorsichtsmaßnahmen)

Corticosteroids, ACTH - intensified electrolyte depletion, particularly hypokalemia. (Fachinformation zu Chlorothiazid, Arzneimittelwechselwirkungen)

The use of prophylactic steroids (e.g., 100 mg/m 2 hydrocortisone on Days 1 through 3) may be of benefit in preventing signs or symptoms of SIRS or capillary leak syndrome. (Fachinformation zu Clofarabin, Warnhinweise und Vorsichtsmaßnahmen)

Elevated urinary steroid levels, varying degrees of electrolyte imbalance, hypovolemia, hemoconcentration, and hypoproteinemia may occur. (Fachinformation zu Clomifen, Warnhinweise)

The selective serotonin reuptake inhibitors sertraline (weak CYP3A4 inducer) and fluoxetine (CYP2D6 inhibitor), and the anti-epileptic drug felbamate (CYP2C19 inhibitor and CYP3A4 inducer) do not affect the pharmacokinetics of clonazepam. (Fachinformation zu Clonazepam, Arzneimittelwechselwirkungen)

The recovery of the adrenal gland may take from days to months so patients should be protected from the stress (e.g., trauma or surgery) by the use of corticosteroids during the period of stress. (Fachinformation zu Corticotropin, Warnhinweise und Vorsichtsmaßnahmen)

Drug/Laboratory Test Interactions Amphetamines can cause a significant elevation in plasma corticosteroid levels. (Fachinformation zu Dexamfetamin, Arzneimittelwechselwirkungen)

Drug Interactions If phenytoin or other hepatic enzyme inducers are taken concurrently with Norpace or Norpace CR, lower plasma levels of disopyramide may occur. (Fachinformation zu Disopyramid, Arzneimittelwechselwirkungen)

Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

These would include diuretics, laxatives and supraphysiological use of steroid hormones with mineralocorticoid potential. (Fachinformation zu Droperidol, Arzneimittelwechselwirkungen)

TAF is not an inhibitor or inducer of CYP3A in vivo . (Fachinformation zu Emtricitabin und Tenofovir, Arzneimittelwechselwirkungen)

Corticosteroids, ACTH Intensified electrolyte depletion, particularly hypokalemia. (Fachinformation zu Enalapril und Hydrochlorothiazid, Arzneimittelwechselwirkungen)

Effects of Other Drugs on HALAVEN No drug-drug interactions are expected with CYP3A4 inhibitors, CYP3A4 inducers or P-glycoprotein (P-gp) inhibitors. (Fachinformation zu Eribulin, Arzneimittelwechselwirkungen)

Care should also be exercised in patients receiving potassium-depleting steroids. (Fachinformation zu Etacrynsäure, Warnhinweise)

Steroids may or may not be effective in controlling these hemolytic episodes. (Fachinformation zu Fludarabin, Warnhinweise und Vorsichtsmaßnahmen)

Most patients improved promptly with discontinuation of fluoxetine and/or adjunctive treatment with antihistamines or steroids, and all patients experiencing these reactions were reported to recover completely. (Fachinformation zu Fluoxetin, Warnhinweise und Vorsichtsmaßnahmen)

Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

In the reported cases NME resolved with discontinuation of the glucagon, and treatment with corticosteroids was not effective. (Fachinformation zu Glucagon, Warnhinweise und Vorsichtsmaßnahmen)

TREMFYA was subsequently discontinued, and the liver test abnormalities resolved following administration of corticosteroids [see Adverse Reactions (6.1) ] . (Fachinformation zu Guselkumab, Warnhinweise und Vorsichtsmaßnahmen)

ATROVENT HFA has been used concomitantly with other drugs, including sympathomimetic bronchodilators, methylxanthines, oral and inhaled steroids commonly used in the treatment of COPD. (Fachinformation zu Ipratropiumbromid, Arzneimittelwechselwirkungen)

The infusion should be terminated immediately, followed by the administration of volume expanders, pressor agents, corticosteroids, or antihistamines at the discretion of the physician. (Fachinformation zu Melphalan, Warnhinweise)

Drug/Laboratory Test Interactions Amphetamines can cause a significant elevation in plasma corticosteroid levels. (Fachinformation zu Metamfetamin, Arzneimittelwechselwirkungen)

Intra-arterial glucocorticoid injection at the site of injury, followed by systemic steroids. (Fachinformation zu Methohexital, Warnhinweise)

When phenytoin or other hepatic enzyme inducers such as rifampin and phenobarbital have been taken concurrently with mexiletine, lowered mexiletine plasma levels have been reported. (Fachinformation zu Mexiletin, Arzneimittelwechselwirkungen)

Midodrine hydrochloride has been used in patients concomitantly treated with salt-retaining steroid therapy (i.e., fludrocortisone acetate), with or without salt supplementation. (Fachinformation zu Midodrin, Arzneimittelwechselwirkungen)

Following concurrent administration of mitoxantrone injection with corticosteroids, no evidence of drug interactions has been observed. (Fachinformation zu Mitoxantron, Arzneimittelwechselwirkungen)

Both cases required hospitalization, and resolved after treatment with antibiotics and corticosteroids. (Fachinformation zu Naltrexon, Warnhinweise und Vorsichtsmaßnahmen)

Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Most patients improved promptly with discontinuation of fluoxetine and/or adjunctive treatment with antihistamines or steroids, and all patients experiencing these reactions were reported to recover completely. (Fachinformation zu Olanzapin und Fluoxetin, Warnhinweise und Vorsichtsmaßnahmen)

Corticosteroids, ACTH: Intensified electrolyte depletion, particularly hypokalemia. (Fachinformation zu Olmesartan und Hydrochlorothiazid, Arzneimittelwechselwirkungen)

If an allergic reaction occurs, the drug should be discontinued and the patient should receive supportive treatment, e.g. , artificial maintenance of ventilation, pressor amines, antihistamines, and corticosteroids. (Fachinformation zu Oxacillin, Warnhinweise)

OXYGEN, INTRAVENOUS STEROIDS, AND AIRWAY MANAGEMENT, INCLUDING INTUBATION, SHOULD ALSO BE ADMINISTERED AS INDICATED. (Fachinformation zu Phenoxymethylpenicillin (Penicillin V), Warnhinweise)

Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Other Concomitant Medications EVISTA can be concomitantly administered with ampicillin, amoxicillin, antacids, corticosteroids, and digoxin [see Clinical Pharmacology ( 12.3 )] . (Fachinformation zu Raloxifen, Arzneimittelwechselwirkungen)

CYP3A4 Substrates An in vitro study has suggested that rifaximin induces CYP3A4 [see Clinical Pharmacology ( 12.3 )] . (Fachinformation zu Rifaximin, Arzneimittelwechselwirkungen)

Strong CYP3A inducers: Strong inducers of CYP3A (for example, rifampin, phenytoin, carbamazepine, phenobarbital or St. (Fachinformation zu Riociguat, Arzneimittelwechselwirkungen)

Institute medical management (e.g., glucocorticoids, epinephrine, bronchodilators, or oxygen) for infusion-related reactions as needed. (Fachinformation zu Rituximab, Warnhinweise und Vorsichtsmaßnahmen)

Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Fachinformation zu Dexamethason, Arzneimittelwechselwirkungen)

Corticosteroids, ACTH: Intensified electrolyte depletion, particularly hypokalemia, may occur. (Fachinformation zu Spironolacton und Hydrochlorothiazid, Arzneimittelwechselwirkungen)

If symptoms of hypersensitivity occur, initiate appropriate therapy (e.g., antihistamines, corticosteroids, epinephrine). (Fachinformation zu Tenecteplase, Warnhinweise und Vorsichtsmaßnahmen)

In clinical studies, patients receiving TOBI Podhaler continued to take dornase alfa, bronchodilators, inhaled corticosteroids, and macrolides. (Fachinformation zu Tobramycin, Arzneimittelwechselwirkungen)

Patients improved with discontinuation of therapy and in certain cases administration of corticosteroids. (Fachinformation zu Ustekinumab, Warnhinweise und Vorsichtsmaßnahmen)

Concurrent use of strong CYP3A inducers (e.g., St. (Fachinformation zu Vincristin, Arzneimittelwechselwirkungen)

Kortikosteroide wie Prednison verringern die Calciumaufnahme und beeinträchtigen den Vitamin-D-Stoffwechsel, was zum Knochenschwund beiträgt. (NIH Office of Dietary Supplements, Vitamin D)

Drugs Having No Clinically Important Interactions with SAPHRIS No dosage adjustment of SAPHRIS is necessary when administered concomitantly with paroxetine (see Table 12 in Drug Interactions ( 7.1 ) for paroxetine dosage adjustment), imipramine, cimetidine, valproate, lithium, or a CYP3A4 inducer (e.g., carbamazepine, phenytoin, rifampin). (Fachinformation zu Asenapin, Arzneimittelwechselwirkungen)

CYP2C19 and CYP3A4 Inducer Co-administration of Micafungin in Sodium Chloride Injection with rifampin and ritonavir did not alter the pharmacokinetics of micafungin. (Fachinformation zu Micafungin, Arzneimittelwechselwirkungen)