Wechselwirkungen von Ergotamin und Koffein

Use of methylxanthines (e.g., caffeine, aminophylline and theophylline) is not recommended in patients who experience a seizures in association with adenosine injection ( 5.6 ) (Fachinformation zu Adenosin, Warnhinweise und Vorsichtsmaßnahmen)

…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 may result… (Fachinformation zu Adrenalin, Arzneimittelwechselwirkungen)

Do not use almotriptan tablets within 24 hours of an ergotamine-containing, or ergot-type medication, or of another 5-HT 1 agonist, e.g., another triptan ( 4.5 , 4.6 ) (Fachinformation zu Almotriptan, Gegenanzeigen)

Hypersensitivity reactions such as angioedema and anaphylactic reactions have been reported in patients treated with other amphetamine products [ see Adverse Reactions (6) ] . (Fachinformation zu Amfetamin, Gegenanzeigen)

Hypersensitivity reactions such as angioedema and anaphylactic reactions have been reported in patients treated with other amphetamine products [see Adverse Reactions ( 6.2 )] . taking monoamine oxidase inhibitors (MAOIs), or within 14 days of stopping MAOIs (including MAOIs such as linezolid or intravenous methylene blue), because of an increased risk of hypertensive… (Fachinformation zu Amfetamin und Dexamfetamin, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Excessive Use of Arformoterol Tartrate Inhalation Solution and Use with Other Long-Acting Beta2-Agonists Fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs. (Fachinformation zu Arformoterol, Warnhinweise und Vorsichtsmaßnahmen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Benzphetamine Hydrochloride Tablets should not be used concomitantly with other CNS stimulants. (Fachinformation zu Benzfetamin, Gegenanzeigen)

Clinically significant cardiovascular effects and fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs. (Fachinformation zu Budesonid und Formoterol, Warnhinweise und Vorsichtsmaßnahmen)

Avoid use of MARCAINE WITH EPINEPHRINE concomitantly with ergot-type oxytocic drugs [see Drug Interactions (7.3)]. (Fachinformation zu Bupivacain, Warnhinweise und Vorsichtsmaßnahmen)

Avoid use of MARCAINE WITH EPINEPHRINE concomitantly with ergot-type oxytocic drugs [see Drug Interactions (7.3) ] . (Fachinformation zu Bupivacain und Adrenalin, Warnhinweise und Vorsichtsmaßnahmen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Vasopressors should not be used in the presence of ergot-type oxytocic drugs, since a severe persistent hypertension may occur. (Fachinformation zu Chloroprocain, Warnhinweise)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Serious Adverse Reactions with Concomitant Theophylline Serious and fatal reactions have been reported in patients receiving concurrent administration of ciprofloxacin and theophylline. (Fachinformation zu Ciprofloxacin, Warnhinweise und Vorsichtsmaßnahmen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Avoid the use of Exjade with CYP1A2 substrate theophylline. (Fachinformation zu Deferasirox, Arzneimittelwechselwirkungen)

Hypersensitivity reactions such as angioedema and anaphylactic reactions have been reported in patients treated with other amphetamine products [see Adverse Reactions ]. (Fachinformation zu Dexamfetamin, Gegenanzeigen)

Dihydroergotamine Mesylate Injection, USP, 5-HT 1 agonists (e.g., sumatriptan), ergotamine-containing or ergot-type medications or methysergide should not be used within 24 hours of each other. (Fachinformation zu Dihydroergotamin, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Avoid concomitant use of other drugs that are also associated with similar cardiac effects (e.g., amphetamines, other sympathomimetic agents, atropine, amoxapine, scopolamine, antihistamines, other anticholinergic agents, amitriptyline, desipramine, other tricyclic antidepressants). (Fachinformation zu Dronabinol, Warnhinweise und Vorsichtsmaßnahmen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

• Recent use (i.e., within 24 hours) of another 5-hydroxytryptamine 1 (5-HT 1 ) agonist, ergotamine-containing medication, or ergot-type medication such as dihydroergotamine (DHE) or methysergide [see Drug Interactions (7.1) ] . (Fachinformation zu Eletriptan, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Clinically significant cardiovascular effects and fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs. (Fachinformation zu Fluticason und Salmeterol, Warnhinweise und Vorsichtsmaßnahmen)

Clinically significant cardiovascular effects and fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs. (Fachinformation zu Formoterol, Warnhinweise und Vorsichtsmaßnahmen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, an ergotamine containing or ergot-type medication such as dihydroergotamine (DHE) or methysergide [see Drug Interactions (7.1 , 7.2) ]. (Fachinformation zu Frovatriptan, Gegenanzeigen)

Therefore, patients receiving sublingual nitroglycerin should avoid ergotamine and related drugs or be monitored for symptoms of ergotism if this is not possible. (Fachinformation zu Glyceroltrinitrat (Nitroglycerin), Arzneimittelwechselwirkungen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Avoid the use of preparations, such as decongestants and local anesthetics, that contain any sympathomimetic amine (e.g., epinephrine, norepinephrine), since it has been reported that tricyclic antidepressants can potentiate the effects of catecholamines. (Fachinformation zu Imipramin, Arzneimittelwechselwirkungen)

DO NOT EXCEED RECOMMENDED DOSE Fatalities have been reported in association with excessive use of inhaled products containing sympathomimetic amines and with the home use of nebulizers. (Fachinformation zu Ipratropiumbromid und Salbutamol, Warnhinweise)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Theophylline or Aminophylline : Do not co-administer with KETALAR as concomitant use may lower the seizure threshold ( 7.1 ). (Fachinformation zu Ketamin, Arzneimittelwechselwirkungen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING: ABUSE AND DEPENDENCE CNS stimulants, including cocaine hydrochloride, have a high potential for abuse and dependence. (Fachinformation zu Kokain, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Do Not Exceed Recommended Dose Fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs in patients with asthma. (Fachinformation zu Levosalbutamol, Warnhinweise und Vorsichtsmaßnahmen)

Larger doses may produce serious or even life-threatening manifestations of toxicity, particularly when given in association with sympathomimetic amines such as those used for their anorectic effects. (Fachinformation zu Levothyroxin und Liothyronin, Boxed Warning (umrahmter Warnhinweis))

Avoid use of FLAVALTA concomitantly with ergot-type oxytocic drugs [see Drug Interactions (7.3) ]. (Fachinformation zu Lidocain und Adrenalin, Warnhinweise und Vorsichtsmaßnahmen)

• Larger doses may produce serious or even life-threatening manifestations of toxicity, particularly when given in association with sympathomimetic amines such as those used for their anorectic effects [see Adverse Reactions (6) , Drug Interactions (7.7) , and Overdosage (10) ] . (Fachinformation zu Liothyronin, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Mepivacaine with epinephrine or other vasopressors should not be used concomitantly with ergot-type oxytocic drugs, because a severe persistent hypertension may occur. (Fachinformation zu Mepivacain, Warnhinweise)

Hypersensitivity reactions such as angioedema and anaphylactic reactions have been reported in patients treated with other amphetamine products [see Adverse Reactions ( 6 )]. taking monoamine oxidase inhibitors (MAOIs), or within 14 days following discontinuation of treatment with an MAOIs (including MAOIs such as linezolid or intravenous methylene blue), because… (Fachinformation zu Metamfetamin, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

…Ischemic bowel disease [see Warnings and Precautions (5.5)] Uncontrolled hypertension [see Warnings and Precautions (5.8)] Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, ergotamine-containing medication, ergot-type medication (such as dihydroergotamine or methysergide) [see Drug Interactions (7.1, 7.2)] Hypersensitivity to naratriptan tablets (angioedema… (Fachinformation zu Naratriptan, Gegenanzeigen)

Many patients who received Xyrem during clinical trials in narcolepsy were receiving central nervous system stimulants [see Clinical Trials ( 14 )]. (Fachinformation zu Natriumoxybat, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

CONTRAINDICATIONS Pentoxifylline extended-release tablets should not be used in patients with recent cerebral and/or retinal hemorrhage or in patients who have previously exhibited intolerance to this product or methylxanthines such as caffeine, theophylline, and theobromine. (Fachinformation zu Pentoxifyllin, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

…hypertension) • During or within 14 days following the administration of monoamine oxidase inhibitors • Hyperthyroidism • Glaucoma • Agitated states • History of drug abuse • Pregnancy (see PRECAUTIONS, Pregnancy ) • Nursing • Use in combination with other anorectic agents or CNS stimulants • Known hypersensitivity or idiosyncratic reactions to sympathomimetics (Fachinformation zu Phendimetrazin, Gegenanzeigen)

Excessive amounts of caffeine and chocolate may also cause hypertensive reactions. (Fachinformation zu Phenelzin, Gegenanzeigen)

Pimozide should not be used in patients taking drugs that may, themselves, cause motor and phonic tics (e.g., pemoline, methylphenidate and amphetamines) until such patients have been withdrawn from these drugs to determine whether or not the drugs, rather than Tourette’s Disorder, are responsible for the tics. (Fachinformation zu Pimozid, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Quinine Prevention or Management : Avoid concomitant use Decrease AUC by 75%-85% Telithromycin Decrease AUC by 86% Theophylline Decrease exposure by 20%-40% Effect of Other Drugs on Rifampin Concomitant antacid administration may reduce the absorption of rifampin. (Fachinformation zu Rifampicin, Arzneimittelwechselwirkungen)

Phosphodiesterase Inhibitors Concomitant administration of Adempas with specific PDE-5 inhibitors (such as sildenafil, tadalafil, or vardenafil) or nonspecific PDE-5 inhibitors (such as dipyridamole or theophylline) is contraindicated [see Dosage and Administration (2.6), Drug Interactions ( 7.1 ) and Clinical Pharmacology ( 12.2 )]. (Fachinformation zu Riociguat, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, ergotamine-containing medication, or ergot-type medication (such as dihydroergotamine or methysergide) [see Drug Interactions (7.2 and 7.3) ] . (Fachinformation zu Rizatriptan, Gegenanzeigen)

Do Not Exceed Recommended Dose Fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs in patients with asthma. (Fachinformation zu Salbutamol, Warnhinweise und Vorsichtsmaßnahmen)

Clinically significant cardiovascular effects and fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs. (Fachinformation zu Salmeterol, Warnhinweise und Vorsichtsmaßnahmen)

…Precautions (5.5)] • Ischemic bowel disease [see Warnings and Precautions (5.5)] • Uncontrolled hypertension [see Warnings and Precautions (5.8)] • Recent use (i.e., within 24 hours) of ergotamine-containing medication, ergot-type medication (such as dihydroergotamine or methysergide), or another 5-hydroxytryptamine 1 (5-HT 1 ) agonist [see Drug Interactions (7.1,… (Fachinformation zu Sumatriptan, Gegenanzeigen)

Recent use (i.e., within 24 hours) of ergotamine-containing medication, ergot-type medication (such as dihydroergotamine or methysergide), or another 5-hydroxytryptamine1 (5-HT1) agonist [see Drug Interactions (7)]. (Fachinformation zu Sumatriptan und Naproxen, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

Hypersensitivity Terbutaline sulfate is contraindicated in patients known to be hypersensitive to sympathomimetic amines or any component of this drug product. (Fachinformation zu Terbutalin, Gegenanzeigen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

…hot dogs, breakfast sausage, and cooked sliced ham) Vegetables Broad bean pods (fava bean pods) All other vegetables Dairy Aged cheeses Processed cheeses, mozzarella, ricotta cheese, cottage cheese, and yogurt Beverages All varieties of tap beer and beers that have not been pasteurized so as to allow for ongoing fermentation and excessive amounts of caffeine. (Fachinformation zu Tranylcypromin, Arzneimittelwechselwirkungen)

Clinically significant cardiovascular effects and fatalities have been reported in association with excessive use of inhaled sympathomimetic drugs. (Fachinformation zu Umeclidiniumbromid und Vilanterol, Warnhinweise und Vorsichtsmaßnahmen)

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

WARNING Serious and/or life-threatening peripheral ischemia has been associated with the coadministration of ergotamine tartrate and caffeine tablets with potent CYP 3A4 inhibitors including protease inhibitors and macrolide antibiotics. (Fachinformation zu Ergotamin und Koffein, Boxed Warning (umrahmter Warnhinweis))

…bowel disease [see Warnings and Precautions ( 5.5 ) ] Uncontrolled hypertension [see Warnings and Precautions ( 5.8 ) ] Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, ergotamine-containing medication, or ergot-type medication (such as dihydroergotamine or methysergide) [see Drug Interactions ( 7.1 , 7.3 ) ] Concurrent administration of a monoamine… (Fachinformation zu Zolmitriptan, Gegenanzeigen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Acetazolamide decreases urinary excretion of amphetamine and may enhance the magnitude and duration of their effect. (Fachinformation zu Acetazolamid, 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)

Upon initiation or discontinuation of Adalimumab-fkjp in patients being treated with CYP450 substrates with a narrow therapeutic index, monitoring of the effect (e.g., warfarin) or drug concentration (e.g., cyclosporine or theophylline) is recommended and the individual dose of the drug product may be adjusted as needed. (Fachinformation zu Adalimumab, Arzneimittelwechselwirkungen)

Theophylline: Albendazole induces cytochrome P450 1A in human hepatoma cells; therefore, it is recommended that plasma concentrations of theophylline be monitored during and after treatment. (Fachinformation zu Albendazol, Arzneimittelwechselwirkungen)

Examples: Thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs and isoniazid Alogliptin Cytochrome (CYP) P450, CYP-Substrates or Inhibitors Clinical Impact: Insulin Secretagogues and Insulin Insulin and insulin secretagogues… (Fachinformation zu Alogliptin und Metformin, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Alprazolam, Warnhinweise und Vorsichtsmaßnahmen)

When amitriptyline is given with anticholinergic agents or sympathomimetic drugs, including epinephrine combined with local anesthetics, close supervision and careful adjustment of dosages are required. (Fachinformation zu Amitriptylin, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

It is recommended that a further dose reduction or alternative therapies be considered for patients with low or absent TPMT activity receiving IMURAN and xanthine oxidase inhibitors because both TPMT and XO inactivation pathways are affected (see CLINICAL PHARMACOLOGY, WARNINGS, PRECAUTIONS: Laboratory Tests and ADVERSE REACTIONS sections). (Fachinformation zu Azathioprin, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Management of orthostatic/postural hypotension may include adjustment of antihypertensive medications, hydration, and administration of mineralocorticoids and/or sympathomimetics. (Fachinformation zu Bortezomib, Warnhinweise und Vorsichtsmaßnahmen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Central Nervous System (CNS) depressants Antihistamines have additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, antianxiety agents, etc.). Antihypertensive drugs Sympathomimetic may reduce the effects of antihypertensive drugs. (Fachinformation zu Brompheniramin, Pseudoephedrin und Dextromethorphan, Arzneimittelwechselwirkungen)

…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 of prescription drugs such as CNS stimulants. (Fachinformation zu Bupropion, Warnhinweise und Vorsichtsmaßnahmen)

…Interactions It is not known if the effects of Butorphanol Tartrate Injection are altered by concomitant medications that affect hepatic metabolism of drugs (CYP 450 inhibitors or inducers) (e.g., erythromycin, theophylline, etc.), but physicians should be alert to the possibility that a smaller initial dose and longer intervals between doses may be needed. (Fachinformation zu Butorphanol, Arzneimittelwechselwirkungen)

Increases in exposure of certain CYP1A2 substrates (e.g., theophylline, tizanidine) may be observed when concomitantly used with EPIDIOLEX. (Fachinformation zu Cannabidiol (verschreibungspflichtig), Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

There was a small decrease in the clearance of oral cetirizine hydrochloride caused by a 400-mg dose of theophylline; it is possible that larger theophylline doses could have a greater effect [see Clinical Pharmacology ( 12.3 )]. (Fachinformation zu Cetirizin, Arzneimittelwechselwirkungen)

Theophylline or Aminophylline In 20 healthy subjects who received multiple doses of quinine sulfate (648 mg every 8 hours x 7 days) with a single 300 mg oral dose of theophylline, the quinine mean C max and AUC were increased by 13% and 14% respectively. (Fachinformation zu Chinin, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Chlordiazepoxid, Warnhinweise)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Chlordiazepoxid und Clidiniumbromid, Warnhinweise)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Citalopram, Warnhinweise und Vorsichtsmaßnahmen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Clobazam, Warnhinweise und Vorsichtsmaßnahmen)

Close supervision and careful adjustment of dosage are required when clomipramine hydrochloride capsules are administered with anticholinergic or sympathomimetic drugs. (Fachinformation zu Clomipramin, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Clonazepam, Warnhinweise)

Close supervision and careful adjustment of dosage are required when this drug is given concomitantly with anticholinergic or sympathomimetic drugs. (Fachinformation zu Desipramin, Arzneimittelwechselwirkungen)

Effects of Combined Hormonal Contraceptives on Other Drugs COCs containing EE may inhibit the metabolism of other compounds (e.g., cyclosporine, prednisolone, theophylline, tizanidine, and voriconazole) and increase their plasma concentrations. (Fachinformation zu Desogestrel und Ethinylestradiol, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Desvenlafaxin, Warnhinweise und Vorsichtsmaßnahmen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Diazepam, Warnhinweise)

Drugs that Cause Hypokalemia The risk of hypokalemia is greater with coadministration of KEVEYIS and other drugs that can cause hypokalemia (e.g., loop diuretics, thiazide diuretics, laxatives, antifungals, penicillins, and theophylline) [see Warnings and Precautions (5.3) ] . (Fachinformation zu Diclofenamid, Arzneimittelwechselwirkungen)

…drugs including dicyclomine hydrochloride: amantadine, antiarrhythmic agents of Class I (e.g., quinidine), antihistamines, antipsychotic agents (e.g., phenothiazines), benzodiazepines, MAO inhibitors, narcotic analgesics (e.g., meperidine), nitrates and nitrites, sympathomimetic agents, tricyclic antidepressants, and other drugs having anticholinergic activity. (Fachinformation zu Dicycloverin, Arzneimittelwechselwirkungen)

Sympathomimetics Epinephrine Can increase the risk of cardiac arrhythmias. (Fachinformation zu Digoxin, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Dikaliumclorazepat, Warnhinweise)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Drug Interactions Administration of doxapram to patients who are receiving sympathomimetic or monoamine oxidase inhibiting drugs may result in an additive pressor effect (see PRECAUTIONS, General ). (Fachinformation zu Doxapram, Arzneimittelwechselwirkungen)

…studies, administration of a hormonal contraceptive containing EE did not lead to any increase or only to a weak increase in plasma concentrations of CYP3A4 substrates (e.g., midazolam) while plasma concentrations of CYP2C19 substrates (e.g., omeprazole and voriconazole) and CYP1A2 substrates (e.g., theophylline and tizanidine) can have a weak or moderate increase. (Fachinformation zu Drospirenon und Ethinylestradiol, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Duloxetin, Warnhinweise und Vorsichtsmaßnahmen)

Tamsulosin Dosage adjustments are not necessary when tamsulosin is administered concomitantly with digoxin or theophylline [see Clinical Pharmacology (12.3) ]. (Fachinformation zu Dutasterid und Tamsulosin, Arzneimittelwechselwirkungen)

• Pr e ssor Effect with Concomitant Oxytocic Drugs : Pressor effect of sympathomimetic pressor amines is potentiated (5.1) (Fachinformation zu Ephedrin, Warnhinweise und Vorsichtsmaßnahmen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Escitalopram, Warnhinweise und Vorsichtsmaßnahmen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Estazolam, Warnhinweise)

Effects of CHCs on Other Drugs CHCs containing ethinyl estradiol may inhibit the metabolism of other compounds (e.g., cyclosporine, prednisolone, theophylline, tizanidine, and voriconazole) and increase their plasma concentrations. (Fachinformation zu Etonogestrel und Ethinylestradiol, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, tryptophan, meperidine, methadone, buspirone, amphetamines, and St. (Fachinformation zu Fluoxetin, Warnhinweise und Vorsichtsmaßnahmen)

Theophylline: Clearance decreased; reduce theophylline dose by one-third ( 5.8 ). (Fachinformation zu Fluvoxamin, Warnhinweise und Vorsichtsmaßnahmen)

John's wort may vary widely based on preparation. theophylline Drugs that may either increase or decrease phenytoin serum levels Antiepileptic drugs Phenobarbital, valproate sodium, valproic acid 7.2 Drugs Affected by Phenytoin or CEREBYX Table 7 includes commonly occurring drug interactions affected by phenytoin (the active metabolite of CEREBYX). (Fachinformation zu Fosphenytoin, Arzneimittelwechselwirkungen)

…somatropin, protease inhibitors, atypical antipsychotic medications (e.g., olanzapine and clozapine), barbiturates, diazoxide, laxatives, rifampin, thiazides and other diuretics, corticosteroids, phenothiazines, thyroid hormones, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics (e.g., epinephrine, albuterol, terbutaline), and isoniazid. (Fachinformation zu Glimepirid, Arzneimittelwechselwirkungen)

…olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), thyroid hormones, phenytoin, nicotinic acid, and calcium channel blocking drugs. (Fachinformation zu Glipizid, Arzneimittelwechselwirkungen)

In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (Fachinformation zu Guanfacin, Warnhinweise und Vorsichtsmaßnahmen)

Upon initiation or discontinuation of RENFLEXIS in patients being treated with CYP450 substrates with a narrow therapeutic index, monitoring of the effect (e.g., warfarin) or drug concentration (e.g., cyclosporine or theophylline) is recommended and the individual dose of the drug product may be adjusted as needed. (Fachinformation zu Infliximab, Arzneimittelwechselwirkungen)

…Insulin Aspart Drugs: Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. (Fachinformation zu Insulin aspart, Arzneimittelwechselwirkungen)

…Insulin Degludec Drugs: Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. (Fachinformation zu Insulin degludec, Arzneimittelwechselwirkungen)

…Effect of LEVEMIR Drugs: Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. (Fachinformation zu Insulin detemir, Arzneimittelwechselwirkungen)

…Glargine-yfgn Drugs: Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. (Fachinformation zu Insulin glargin, Arzneimittelwechselwirkungen)

…Effect of LYUMJEV Drugs: Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. (Fachinformation zu Insulin lispro, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Theophylline Clinical Impact: Increased clearance of theophylline [see Clinical Pharmacology (12.3) ] . (Fachinformation zu Lansoprazol, Arzneimittelwechselwirkungen)

In patients taking ARAVA, exposure of drugs metabolized by CYP1A2 (e.g., alosetron, duloxetine, theophylline, tizanidine) may be reduced. (Fachinformation zu Leflunomid, Arzneimittelwechselwirkungen)

There was a small decrease (~16%) in the clearance of cetirizine caused by a 400 mg dose of theophylline. (Fachinformation zu Levocetirizin, Arzneimittelwechselwirkungen)

However, concomitant administration of other fluoroquinolones with theophylline has resulted in prolonged elimination half-life, elevated serum theophylline levels, and a subsequent increase in the risk of theophylline-related adverse reactions in the patient population. (Fachinformation zu Levofloxacin, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Levomilnacipran, Warnhinweise und Vorsichtsmaßnahmen)

Concomitant use with ethinyl estradiol-containing CHCs may increase systemic exposure of other drugs (e.g., cyclosporine, prednisolone, theophylline, tizanidine, and voriconazole). (Fachinformation zu Levonorgestrel und Ethinylestradiol, Arzneimittelwechselwirkungen)

Sympathomimetics Concurrent use may of sympathomimetics and levothyroxine may increase the effects of sympathomimetics or thyroid hormone. (Fachinformation zu Levothyroxin, Arzneimittelwechselwirkungen)

Concurrent administration of vasopressor drugs (for the treatment of hypotension related to obstetric blocks) and ergot-type oxytocic drugs may cause severe, persistent hypertension or cerebrovascular accidents. (Fachinformation zu Lidocain, Arzneimittelwechselwirkungen)

…administered to patients with uncontrolled hypertension, pheochromocytoma, thyrotoxicosis and/or patients taking any of the following types of medications: directly and indirectly acting sympathomimetic agents (e.g., pseudoephedrine), vasopressive agents (e.g., epinephrine, norepinephrine), dopaminergic agents (e.g., dopamine, dobutamine) [ see Drug Interactions (7)… (Fachinformation zu Linezolid, Warnhinweise und Vorsichtsmaßnahmen)

Additionally, in studies of another stimulant, there was slowing of the increase in height [see Adverse Reactions (6.1) ] . (Fachinformation zu Lisdexamfetamin, Warnhinweise und Vorsichtsmaßnahmen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Lorazepam, Warnhinweise und Vorsichtsmaßnahmen)

Allopurinol Allopurinol can inhibit the first-pass oxidative metabolism of mercaptopurine by xanthine oxidase, which can lead to an increased risk of mercaptopurine adverse reactions (i.e., myelosuppression, nausea, and vomiting) [see Warnings and Precautions (5.1), Adverse Reactions (6.1)] . (Fachinformation zu Mercaptopurin, Arzneimittelwechselwirkungen)

Effect of XATMEP on Other Drugs Theophylline Methotrexate may decrease the clearance of theophylline. (Fachinformation zu Methotrexat, Arzneimittelwechselwirkungen)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Fachinformation zu Methylergometrin, Arzneimittelwechselwirkungen)

Sympathomimetics Metolazone may decrease arterial responsiveness to norepinephrine, but this diminution is not sufficient to preclude effectiveness of the pressor agent for therapeutic use. (Fachinformation zu Metolazon, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Additionally, in one controlled study in five normal subjects and seven patients, the clearance of caffeine was decreased 50% following the administration of mexiletine. (Fachinformation zu Mexiletin, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, tramadol, meperidine, methadone, lithium, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Milnacipran, Warnhinweise und Vorsichtsmaßnahmen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Mirtazapin, Warnhinweise und Vorsichtsmaßnahmen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

…may cause 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… (Fachinformation zu Naltrexon und Bupropion, Warnhinweise und Vorsichtsmaßnahmen)

Drugs and Herbals That May Reduce the Blood-Glucose-Lowering Effect of Nateglinide and Increase Susceptibility to Hyperglycemia Drugs: Thiazides, corticosteroids, thyroid products, sympathomimetics, somatropin, somatostatin analogues (e.g., lanreotide, octreotide), and CYP inducers (e.g., rifampin, phenytoin and St John's Wort). (Fachinformation zu Nateglinid, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Ergot Alkaloids: Ergotamine Plasma concentrations may be decreased. (Fachinformation zu Nevirapin, Arzneimittelwechselwirkungen)

Effects of Combined Hormonal Contraceptives on Other Drugs CHCs containing EE may inhibit the metabolism of other compounds (e.g., cyclosporine, prednisolone, theophylline, tizanidine, and voriconazole) and increase their plasma concentrations. (Fachinformation zu Norelgestromin und Ethinylestradiol, Arzneimittelwechselwirkungen)

Effects of Combined Oral Contraceptives on Other Drugs COCs containing EE may inhibit the metabolism of other compounds (e.g., cyclosporine, prednisolone, theophylline, tizanidine, and voriconazole) and increase their plasma concentrations. (Fachinformation zu Norgestimat und Ethinylestradiol, Arzneimittelwechselwirkungen)

Effects of Combined Oral Contraceptives on Other Drugs COCs containing EE may inhibit the metabolism of other drugs (e.g., cyclosporine, prednisolone, theophylline, tizanidine, and voriconazole) and increase their plasma concentrations. (Fachinformation zu Norgestrel und Ethinylestradiol, Arzneimittelwechselwirkungen)

Close supervision and careful adjustment of the dosage are required when Pamelor is used with other anticholinergic drugs and sympathomimetic drugs. (Fachinformation zu Nortriptylin, Arzneimittelwechselwirkungen)

This may result in a prolonged half-life for some drugs that are also metabolized by this system (e.g., cyclosporine, theophylline/methylxanthines, warfarin) when coadministered with quinolones. (Fachinformation zu Ofloxacin, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Olanzapin und Fluoxetin, Warnhinweise und Vorsichtsmaßnahmen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Oxazepam, Warnhinweise)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Paroxetin, Warnhinweise und Vorsichtsmaßnahmen)

Risk of Abuse and Dependence Phentermine is related chemically and pharmacologically to amphetamine (d- and d l l-amphetamine) and other related stimulant drugs that have been extensively abused. (Fachinformation zu Phentermin, Warnhinweise und Vorsichtsmaßnahmen)

Pressor Effect with Concomitant Oxytocic Drugs Oxytocic drugs potentiate the increasing blood pressure effect of sympathomimetic pressor amines including BIORPHEN [see Drug Interactions (7.1) ] , with the potential for hemorrhagic stroke. (Fachinformation zu Phenylephrin, Warnhinweise und Vorsichtsmaßnahmen)

John’s wort may vary widely based on preparation. , sucralfate, theophylline Drugs that may either increase or decrease phenytoin serum levels Antiepileptic drugs Phenobarbital, valproate sodium Valproate sodium and valproic acid are similar medications. (Fachinformation zu Phenytoin, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

…somatropin, protease inhibitors, atypical antipsychotic medications (e.g., olanzapine and clozapine), barbiturates, diazoxide, laxatives, rifampin, thiazides and other diuretics, corticosteroids, phenothiazines, thyroid hormones, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics (e.g., epinephrine, albuterol, terbutaline), and isoniazid. (Fachinformation zu Pioglitazon und Glimepirid, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Effects of Primaquine on the Pharmacokinetics of Other Drugs CYP1A2 Substrates Published clinical and non-clinical reports indicate primaquine inhibits CYP1A2 enzyme activity and thus may lead to increased exposure of CYP1A2 substrate drugs (e.g., duloxetine, alosetron, theophylline and tizanidine) when co-administered with Primaquine phosphate Tablets. (Fachinformation zu Primaquin, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Theophylline: Theophylline clearance may decrease when hyperthyroid patients on a stable theophylline regimen become euthyroid; a reduced dose of theophylline may be needed. (Fachinformation zu Propylthiouracil, Arzneimittelwechselwirkungen)

Drug Interactions When protriptyline is given with anticholinergic agents or sympathomimetic drugs, including epinephrine combined with local anesthetics, close supervision and careful adjustment of dosages are required. (Fachinformation zu Protriptylin, Arzneimittelwechselwirkungen)

Hypertensive crisis has been reported in patients taking the recommended dose of rasagiline and sympathomimetic medications. (Fachinformation zu Rasagilin, Arzneimittelwechselwirkungen)

…Clofibrate Oral Hypoglycemics Sulfonylureas (e.g., glyburide, glipizide) Hormonal Contraceptives/Progestins Ethinyl estradiol, levonorgestrel Immunosuppressants Cyclosporine, tacrolimus Methylxanthines Theophylline Narcotic analgesics Methadone Phosphodiesterase-5 (PDE-5) Inhibitors Sildenafil Thyroid preparations Levothyroxine Tricyclic antidepressants Amitriptyline,… (Fachinformation zu Rifapentin, Arzneimittelwechselwirkungen)

Uncontrolled hypertension has been reported when taking the recommended dose of swallowed selegiline and a sympathomimetic medication (ephedrine). (Fachinformation zu Selegilin, Warnhinweise und Vorsichtsmaßnahmen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, meperidine, methadone, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Sertralin, Warnhinweise und Vorsichtsmaßnahmen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Drug Interactions Some studies have shown that simultaneous sucralfate administration in healthy volunteers reduced the extent of absorption (bioavailability) of single doses of the following: cimetidine, digoxin, fluoroquinolone antibiotics, ketoconazole, l-thyroxine, phenytoin, quinidine, ranitidine, tetracycline, and theophylline. (Fachinformation zu Sucralfat, Arzneimittelwechselwirkungen)

When tadalafil was administered to subjects taking theophylline, a small augmentation (3 beats per minute) of the increase in heart rate associated with theophylline was observed. (Fachinformation zu Tadalafil, Arzneimittelwechselwirkungen)

Digoxin and Theophylline Dosage adjustments are not necessary when a tamsulosin hydrochloride capsule is administered concomitantly with digoxin or theophylline [see Clinical Pharmacology ( 12.3 )] . (Fachinformation zu Tamsulosin, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Temazepam, Warnhinweise)

Terbinafine decreases the clearance of caffeine by 19%. (Fachinformation zu Terbinafin, Arzneimittelwechselwirkungen)

In patients taking AUBAGIO, exposure of drugs metabolized by CYP1A2 (e.g., alosetron, duloxetine, theophylline, tizanidine) may be reduced. (Fachinformation zu Teriflunomid, Arzneimittelwechselwirkungen)

Theophylline: Theophylline clearance may decrease when hyperthyroid patients on a stable theophylline regimen become euthyroid; a reduced dose of theophylline may be needed. (Fachinformation zu Thiamazol, Arzneimittelwechselwirkungen)

The beta-blocker Inderal (propranolol) has been reported to potentiate the vasoconstrictive action of ergotamine tartrate and caffeine tablets by blocking the vasodilating property of epinephrine. (Fachinformation zu Ergotamin und Koffein, 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)

Upon initiation or discontinuation of TOFIDENCE, in patients being treated with these types of medicinal products, perform therapeutic monitoring of effect (e.g., warfarin) or drug concentration (e.g., cyclosporine or theophylline) and the individual dose of the medicinal product adjusted as needed. (Fachinformation zu Tocilizumab, Arzneimittelwechselwirkungen)

Drugs That Increase Catecholamines: Tolcapone did not influence the effect of ephedrine, an indirect sympathomimetic, on hemodynamic parameters or plasma catecholamine levels, either at rest or during exercise. (Fachinformation zu Tolcapon, Arzneimittelwechselwirkungen)

Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Fachinformation zu Triazolam, Warnhinweise und Vorsichtsmaßnahmen)

• Effect of Smoking Cessation on Other Drugs: Pharmacokinetics or pharmacodynamics of certain drugs (e.g., theophylline, warfarin, insulin) may be altered, necessitating dose adjustment. (Fachinformation zu Vareniclin, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, tryptophan, meperidine, methadone, busipirone, amphetamines, and St. (Fachinformation zu Venlafaxin, Warnhinweise und Vorsichtsmaßnahmen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Vilazodon, Warnhinweise und Vorsichtsmaßnahmen)

The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, tryptophan, meperidine, methadone, buspirone, amphetamines, and St. (Fachinformation zu Vortioxetin, Warnhinweise und Vorsichtsmaßnahmen)

…metronidazole, miconazole, oxandrolone, sulfinpyrazone, tigecycline, voriconazole, zafirlukast aprepitant, bosentan, carbamazepine, phenobarbital, rifampin CYP1A2 acyclovir, allopurinol, caffeine, cimetidine, ciprofloxacin, disulfiram, enoxacin, famotidine, fluvoxamine, methoxsalen, mexiletine, norfloxacin, oral contraceptives, phenylpropanolamine, propafenone, propranolol,… (Fachinformation zu Warfarin, Arzneimittelwechselwirkungen)

Coadministration of zafirlukast (20 mg/day) or placebo at steady-state with a single dose of sustained release theophylline preparation (16 mg/kg) in 16 healthy boys and girls (6 through 11 years of age) resulted in no significant differences in the pharmacokinetic parameters of theophylline. (Fachinformation zu Zafirlukast, Vorsichtsmaßnahmen)

Zileuton increases theophylline levels. (Fachinformation zu Zileuton, Arzneimittelwechselwirkungen)

The risk is increased with concomitant use of other serotonergic drugs (including selective serotonin reuptake inhibitors (SSRIs), serotonin norepinephrine reuptake inhibitors (SNRIs), triptans, tricyclic antidepressants, fentanyl, tramadol, meperidine, methadone, lithium, tryptophan, buspirone, amphetamines, and St. (Fachinformation zu Ziprasidon, Warnhinweise und Vorsichtsmaßnahmen)

These drugs include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel-blocking drugs, and isoniazid. (Fachinformation zu Acarbose, Arzneimittelwechselwirkungen)

Drug Interactions Careful observation is required when amantadine hydrochloride is administered concurrently with central nervous system stimulants. (Fachinformation zu Amantadin, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Other xanthines such as caffeine, dyphylline, and pentoxifylline are not detected by these assays. (Fachinformation zu Aminophyllin, Arzneimittelwechselwirkungen)

CYP1A2 substrates: AGRYLIN demonstrates limited inhibitory activity towards CYP1A2 in vitro and may alter the exposure of concomitant CYP1A2 substrates (e.g., theophylline, fluvoxamine, ondansetron). (Fachinformation zu Anagrelid, Arzneimittelwechselwirkungen)

Ergot derivatives: dihydroergotamine ergotamine methylergonovine ↑ dihydroergotamine ↑ ergotamine ↑ methylergonovine Concomitant administration with dihydroergotamine, ergotamine or methylergonovine is not recommended. (Fachinformation zu Bictegravir, Emtricitabin und Tenofoviralafenamid, Arzneimittelwechselwirkungen)

Examples of less potent CYP 3A4 inhibitors include: saquinavir, nefazodone, fluconazole, fluoxetine, grapefruit juice, fluvoxamine, zileuton, metronidazole, and clotrimazole. (Fachinformation zu Ergotamin und Koffein, Warnhinweise)

There are postmarketing reports of hypertension and tachycardia when bromocriptine was co-administered with sympathomimetic drugs (e.g., phenylpropanolamine and isometheptene) in postpartum women. (Fachinformation zu Bromocriptin, Arzneimittelwechselwirkungen)

Such drugs include the following: Aminophylline, c isplatin, doxorubicin, felbamate, phosphenytoin, methsuximide , phenobarbital, phenytoin, primidone, rifampin and theophylline. (Fachinformation zu Carbamazepin, Arzneimittelwechselwirkungen)

Fibrotic Complications Cases of retroperitoneal fibrosis, pulmonary infiltrates, pleural effusion, and pleural thickening have been reported in some patients treated with ergot derived dopaminergic agents. (Fachinformation zu Carbidopa, Levodopa und Entacapon, Warnhinweise und Vorsichtsmaßnahmen)

Conversely, the pharmacokinetics of quinidine are not significantly affected by caffeine, ciprofloxacin, digoxin, felodipine, omeprazole, or quinine . (Fachinformation zu Chinidin, Arzneimittelwechselwirkungen)

…Probenecid Probenecid is known to interact with the metabolism or renal tubular excretion of many drugs (e.g., acetaminophen, acyclovir, angiotensin-converting enzyme inhibitors, aminosalicylic acid, barbiturates, benzodiazepines, bumetanide, clofibrate, methotrexate, famotidine, furosemide, nonsteroidal anti-inflammatory agents, theophylline, and zidovudine). (Fachinformation zu Cidofovir, Arzneimittelwechselwirkungen)

Examples of less potent CYP 3A4 inhibitors include: saquinavir, nefazodone, fluconazole, fluoxetine, grapefruit juice, fluvoxamine, zileuton, metronidazole, and clotrimazole. (Fachinformation zu Ergotamin und Koffein, Warnhinweise)

Moderate or weak CYP1A2 inhibitors include oral contraceptives and caffeine. (Fachinformation zu Clozapin, Arzneimittelwechselwirkungen)

These medications include thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid. (Fachinformation zu Dapagliflozin und Metformin, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

These drugs include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid. (Fachinformation zu Empagliflozin und Metformin, Arzneimittelwechselwirkungen)

These drugs include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid. (Fachinformation zu Glibenclamid, Arzneimittelwechselwirkungen)

Examples: Thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blockers, and isoniazid. (Fachinformation zu Glibenclamid und Metformin, Arzneimittelwechselwirkungen)

These drugs include thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid. (Fachinformation zu Glipizid und Metformin, Vorsichtsmaßnahmen)

Examples of less potent CYP 3A4 inhibitors include: saquinavir, nefazodone, fluconazole, fluoxetine, grapefruit juice, fluvoxamine, zileuton, metronidazole, and clotrimazole. (Fachinformation zu Ergotamin und Koffein, Warnhinweise)

Atypical Antipsychotics (e.g., olanzapine and clozapine), Corticosteroids, Danazol, Diuretics, Estrogens, Glucagon, Isoniazid, Niacin, Oral Contraceptives, Phenothiazines, Progestogens (e.g., in oral contraceptives), Protease inhibitors, Somatropin, Sympathomimetic Agents (e.g., albuterol, epinephrine, terbutaline) and Thyroid Hormones. (Fachinformation zu Humaninsulin (Normalinsulin), Arzneimittelwechselwirkungen)

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)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

These drugs include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid. (Fachinformation zu Linagliptin und Metformin, Arzneimittelwechselwirkungen)

Acetazolamide, Urea, Xanthine Preparations, Alkalinizing Agents Clinical Impact: Concomitant use can lower serum lithium concentrations by increasing urinary lithium excretion. (Fachinformation zu Lithium, Arzneimittelwechselwirkungen)

Examples: Thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blockers, and isoniazid. (Fachinformation zu Metformin, Arzneimittelwechselwirkungen)

Examples of less potent CYP 3A4 inhibitors include: saquinavir, nefazodone, fluconazole, fluoxetine, grapefruit juice, fluvoxamine, zileuton, metronidazole, and clotrimazole. (Fachinformation zu Ergotamin und Koffein, Warnhinweise)

Although the systemic absorption of miconazole following ORAVIG administration is minimal and plasma concentrations of miconazole are substantially lower than when given intravenously, the potential for interaction with drugs metabolized through CYP2C9 and CYP3A4 such as oral hypoglycemics, phenytoin, or ergot alkaloids cannot be ruled out. (Fachinformation zu Miconazol, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

These drugs include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blockers, and isoniazid. (Fachinformation zu Pioglitazon und Metformin, Arzneimittelwechselwirkungen)

Fibrotic Complications Cases of retroperitoneal fibrosis, pulmonary infiltrates, pleural effusion, pleural thickening, pericarditis, and cardiac valvulopathy have been reported in patients treated with ergot-derived dopaminergic agents. (Fachinformation zu Pramipexol, Warnhinweise und Vorsichtsmaßnahmen)

Falsely high readings for theophylline have been reported in an in vitro study, using the Schack and Waxler technique, when therapeutic concentrations of theophylline and probenecid were added to human plasma. (Fachinformation zu Probenecid, Arzneimittelwechselwirkungen)

Falsely high readings for theophylline have been reported in an in vitro study, using the Schack and Waxler technique, when therapeutic concentrations of theophylline and probenecid were added to human plasma. (Fachinformation zu Probenecid und Colchicin, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Fachinformation zu Ramelteon, Warnhinweise und Vorsichtsmaßnahmen)

…antipsychotics (e.g., olanzapine and clozapine), calcium channel antagonists, corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. (Fachinformation zu Repaglinid, Arzneimittelwechselwirkungen)

Fibrotic Complications Cases of retroperitoneal fibrosis, pulmonary infiltrates, pleural effusion, pleural thickening, pericarditis, and cardiac valvulopathy have been reported in some patients treated with ergot-derived dopaminergic agents. (Fachinformation zu Ropinirol, Warnhinweise und Vorsichtsmaßnahmen)

Possible interactions with drugs known to be metabolized by CYP1A2 via competitive inhibition such as theophylline and imipramine may also occur. (Fachinformation zu Ropivacain, Arzneimittelwechselwirkungen)

These medications include the thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blocking drugs, and isoniazid. (Fachinformation zu Saxagliptin und Metformin, Arzneimittelwechselwirkungen)

Examples: Thiazides and other diuretics, corticosteroids, phenothiazines, thyroid products, estrogens, oral contraceptives, phenytoin, nicotinic acid, sympathomimetics, calcium channel blockers, and isoniazid. (Fachinformation zu Sitagliptin und Metformin, Arzneimittelwechselwirkungen)

Nicotine may provoke vasoconstriction in some patients, predisposing to a greater ischemic response to ergot therapy. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

Other xanthines such as caffeine, dyphylline, and pentoxifylline are not detected by these assays. (Fachinformation zu Theophyllin, Arzneimittelwechselwirkungen)

In most cases, patients were using concomitant medications (antidepressants, antipsychotics, stimulants, narcotics) that are thought to lower the seizure threshold. (Fachinformation zu Tiagabin, Warnhinweise)

Therefore, particular care should be exercised when it is necessary to administer tricyclic antidepressants with sympathomimetic amines, local decongestants, local anesthetics containing epinephrine, atropine or drugs with an anticholinergic effect. (Fachinformation zu Trimipramin, Arzneimittelwechselwirkungen)

Use with sympathomimetics (pressor agents) may cause extreme elevation of blood pressure. (Fachinformation zu Ergotamin und Koffein, Arzneimittelwechselwirkungen)

The effect on CYP1A2 was explored further in a clinical interaction study with theophylline and no effect on metabolism was observed. (Fachinformation zu Alosetron, Arzneimittelwechselwirkungen)

Other Drugs: In healthy volunteers, amlodipine, phenytoin, glyburide, ranitidine, omeprazole, hormone replacement therapy (a combination of conjugated estrogens and medroxyprogesterone), antacid (aluminum and magnesium hydroxides), and theophylline did not affect the pharmacokinetics of dofetilide. (Fachinformation zu Dofetilid, Arzneimittelwechselwirkungen)

…Penciclovir No clinically significant alterations in penciclovir pharmacokinetics were observed following single-dose administration of 500 mg famciclovir after pretreatment with multiple doses of allopurinol, cimetidine, theophylline, zidovudine, promethazine, when given shortly after an antacid (magnesium and aluminum hydroxide), or concomitantly with emtricitabine. (Fachinformation zu Famciclovir, Arzneimittelwechselwirkungen)

Compounds that have been tested in man have included antipyrine, digoxin, propranolol, theophylline, and warfarin and no clinically meaningful interactions were found. (Fachinformation zu Finasterid, Arzneimittelwechselwirkungen)

No dose adjustment is needed when SINGULAIR is co-administered with theophylline, prednisone, prednisolone, oral contraceptives, fexofenadine, digoxin, warfarin, gemfibrozil, itraconazole, thyroid hormones, sedative hypnotics, non-steroidal anti-inflammatory agents, benzodiazepines, decongestants, and Cytochrome P450 (CYP) enzyme inducers [see Clinical Pharmacology… (Fachinformation zu Montelukast, Arzneimittelwechselwirkungen)

Drug Interactions No interactions have been observed between nizatidine and theophylline, chlordiazepoxide, lorazepam, lidocaine, phenytoin, and warfarin. (Fachinformation zu Nizatidin, Arzneimittelwechselwirkungen)

Theophylline — Multiple doses of olanzapine did not affect the pharmacokinetics of theophylline or its metabolites. (Fachinformation zu Olanzapin, Arzneimittelwechselwirkungen)