Wechselwirkungen von Sulfamethoxazol und Trimethoprim (Cotrimoxazol)

CONTRAINDICATIONS Atenolol and chlorthalidone is contraindicated in patients with: sinus bradycardia; heart block greater than first degree; cardiogenic shock; overt cardiac failure (See WARNINGS ); anuria; hypersensitivity to this product or to sulfonamide-derived drugs. (Fachinformation zu Atenolol und Chlortalidon, Gegenanzeigen)

Lotensin HCT is also contraindicated in patients who are hypersensitive to benazepril, to any other ACE inhibitor, to hydrochlorothiazide, or to other sulfonamide-derived drugs. (Fachinformation zu Benazepril und Hydrochlorothiazid, Gegenanzeigen)

CONTRAINDICATIONS Bisoprolol fumarate and hydrochlorothiazide tablets are contraindicated in patients in cardiogenic shock, overt cardiac failure (see WARNINGS ), second or third degree AV block, marked sinus bradycardia, anuria, and hypersensitivity to either component of this product or to other sulfonamide-derived drugs. (Fachinformation zu Bisoprolol und Hydrochlorothiazid, Gegenanzeigen)

Co-administration of such combinations of a CYP2C9 inhibitor plus a strong or moderate CYP3A inhibitor with TRACLEER is not recommended. (Fachinformation zu Bosentan, Arzneimittelwechselwirkungen)

CONTRAINDICATIONS Candesartan cilexetil and hydrochlorothiazide tablets are contraindicated in patients who are hypersensitive to candesartan, to hydrochlorothiazide or to other sulfonamide-derived drugs. (Fachinformation zu Candesartan und Hydrochlorothiazid, Gegenanzeigen)

• In patients who have demonstrated allergic-type reactions to sulfonamides [ see Warnings and Precautions (5.7) ]. (Fachinformation zu Celecoxib, Gegenanzeigen)

Therefore, chloroprocaine should not be used in any condition in which a sulfonamide drug is being employed. (Fachinformation zu Chloroprocain, Vorsichtsmaßnahmen)

Hypersensitivity to this product or to other sulfonamide-derived drugs. (Fachinformation zu Chlorothiazid, Gegenanzeigen)

THALITONE is contraindicated in patients with anuria or hypersensitivity to chlorthalidone or other sulfonamide-derived drugs. (Fachinformation zu Chlortalidon, Gegenanzeigen)

Cidofovir injection is contraindicated in patients with a history of clinically severe hypersensitivity to probenecid or other sulfa-containing medications. (Fachinformation zu Cidofovir, Gegenanzeigen)

KEVEYIS is contraindicated in the following circumstances: Hypersensitivity to dichlorphenamide or other sulfonamides [see Warnings and Precautions (5.1) ] Concomitant use of KEVEYIS and high dose aspirin [see Warnings and Precautions (5.2) and Drug Interactions (7.1) ] Severe pulmonary disease, limiting compensation to metabolic acidosis caused by KEVEYIS [see… (Fachinformation zu Diclofenamid, Gegenanzeigen)

The concomitant use of verapamil or the cation transport system inhibitors cimetidine, trimethoprim (alone or in combination with sulfamethoxazole), or ketoconazole with dofetilide is contraindicated (see WARNINGS and PRECAUTIONS, Drug-Drug Interactions ), as each of these drugs cause a substantial increase in dofetilide plasma concentrations. (Fachinformation zu Dofetilid, Gegenanzeigen)

If a patient reports a serious or life-threatening sulfa allergy, caution is warranted when administering tamsulosin-containing products, including JALYN. (Fachinformation zu Dutasterid und Tamsulosin, Warnhinweise und Vorsichtsmaßnahmen)

Because of the hydrochlorothiazide component, this product is contraindicated in patients with anuria or hypersensitivity to other sulfonamide-derived drugs. (Fachinformation zu Enalapril und Hydrochlorothiazid, Gegenanzeigen)

Trimethoprim-Sulfamethoxazole Avoid concomitant use of VYKOURA with trimethoprim-sulfamethoxazole . (Fachinformation zu Folinsäure (Leucovorin), Arzneimittelwechselwirkungen)

CONTRAINDICATIONS Sulfamethoxazole and trimethoprim is contraindicated in patients with a known hypersensitivity to trimethoprim or sulfonamides, in patients with a history of drug-induced immune thrombocytopenia with use of trimethoprim and/or sulfonamides, and in patients with documented megaloblastic anemia due to folate deficiency. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Gegenanzeigen)

Fosinopril sodium and hydrochlorothiazide is also contraindicated in patients who are hypersensitive to fosinopril, to any other ACE inhibitor, to hydrochlorothiazide, or other sulfonamide-derived drugs, or any other ingredient or component in the formulation. (Fachinformation zu Fosinopril und Hydrochlorothiazid, Gegenanzeigen)

• Sulfonamide derivatives: Patients who have developed an allergic reaction to sulfonamide derivatives may develop an allergic reaction to glimepiride tablets.Do not use glimepiride tablets in patients who have a history of an allergic reaction to sulfonamide derivatives. (Fachinformation zu Glimepirid, Gegenanzeigen)

• Hypersensitivity to sulfonamide derivatives. ▪ Known hypersensitivity to glipizide or any of the product's ingredients ( 4 ). ▪ Hypersensitivity to sulfonamide derivatives ( 4 ). (Fachinformation zu Glipizid, Gegenanzeigen)

In patients with hypersensitivity to sulfonamide-derived drugs. (Fachinformation zu Hydrochlorothiazid, Gegenanzeigen)

Known hypersensitivity to indapamide or to other sulfonamide-derived drugs. (Fachinformation zu Indapamid, Gegenanzeigen)

Because of the hydrochlorothiazide component, this product is contraindicated in patients with anuria or hypersensitivity to other sulfonamide-derived drugs. (Fachinformation zu Irbesartan und Hydrochlorothiazid, Gegenanzeigen)

Because of the hydrochlorothiazide component, this product is contraindicated in patients with anuria or hypersensitivity to other sulfonamide-derived drugs. (Fachinformation zu Lisinopril und Hydrochlorothiazid, Gegenanzeigen)

Moderate dual CYP3A4 and CYP2C9 inhibitors (fluconazole, amiodarone) or use of combined CYP3A4 and CYP2C9 inhibitors may increase exposure to macitentan: avoid co-administration with OPSUMIT ( 7.3 , 12.3 ). (Fachinformation zu Macitentan, Arzneimittelwechselwirkungen)

Patients receiving antibiotics and sulfonamides should generally not be treated with ganglion blockers. (Fachinformation zu Mecamylamin, Gegenanzeigen)

Anuria Hypersensitivity to metoprolol tartrate or hydrochlorothiazide or to other sulfonamide- derived drugs. (Fachinformation zu Metoprolol und Hydrochlorothiazid, Gegenanzeigen)

Because of the hydrochlorothiazide component, olmesartan medoxomil, amlodipine and hydrochlorothiazide tablet is contraindicated in patients with anuria, hypersensitivity to any component, or hypersensitivity to other sulfonamide-derived drugs. (Fachinformation zu Olmesartan, Amlodipin und Hydrochlorothiazid, Gegenanzeigen)

Use in patients with known history of an allergic reaction to sulfonamide derivatives. (Fachinformation zu Pioglitazon und Glimepirid, Gegenanzeigen)

Because of the hydrochlorothiazide components, this product is contraindicated in patients with anuria or hypersensitivity to other sulfonamide-derived drugs. (Fachinformation zu Quinapril und Hydrochlorothiazid, Gegenanzeigen)

Dihydrofolate Reductase (DHFR) Inhibitors : Avoid concomitant use (e.g., trimethoprim, methotrexate, trimetrexate, pemetrexed, pralatrexate, raltitrexed, or piritrexim). (Fachinformation zu Sepiapterin, Arzneimittelwechselwirkungen)

CONTRAINDICATIONS Spironolactone and hydrochlorothiazide tablets are contraindicated in patients with anuria, acute renal insufficiency, significant impairment of renal excretory function, hypercalcemia, hyperkalemia, Addison's disease, and in patients who are allergic to thiazide diuretics or to other sulfonamide-derived drugs. (Fachinformation zu Spironolacton und Hydrochlorothiazid, Gegenanzeigen)

If a patient reports a serious or life-threatening sulfa allergy, caution is warranted when administering tamsulosin hydrochloride capsules. (Fachinformation zu Tamsulosin, Warnhinweise und Vorsichtsmaßnahmen)

Hypersensitivity Hypersensitivity to either drug in the preparation or to other sulfonamide-derived drugs is a contraindication. (Fachinformation zu Triamteren und Hydrochlorothiazid, Gegenanzeigen)

Because of the hydrochlorothiazide component, this product is contraindicated in patients with anuria or hypersensitivity to other sulfonamide-derived drugs. (Fachinformation zu Valsartan und Hydrochlorothiazid, Gegenanzeigen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Use with caution in patients with a known hypersensitivity to sulfonamides ( 5.8 ) (Fachinformation zu Almotriptan, Warnhinweise und Vorsichtsmaßnahmen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

HIV Protease inhibitor — Ritonavir (600 mg twice daily), a strong CYP3A4 inhibitor, which also inhibits CYP2C9, increased avanafil 50 mg single-dose C max and AUC equal to approximately 2-fold and 13-fold, and prolonged the half-life of avanafil to approximately 9 hours in healthy volunteers. (Fachinformation zu Avanafil, Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Therefore, CYCLOSET may increase the unbound fraction of other concomitantly used highly protein-bound therapies (e.g., salicylates, sulfonamides, chloramphenicol and probenecid), which may alter their effectiveness and risk for side effects. (Fachinformation zu Bromocriptin, Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Amiodarone Amiodarone and its metabolite desethyl amiodarone, inhibitors of CYP2C9, and P- glycoprotein increased concentrations of the S(-)-enantiomer of carvedilol by at least 2 fold [see Clinical Pharmacology (12.5) ]. (Fachinformation zu Carvedilol, Arzneimittelwechselwirkungen)

There have been reports of marked but reversible nephrotoxicity with coadministration of sulfamethoxazole and trimethoprim and cyclosporine in renal transplant recipients. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

However, an earlier report 2 also by Lee et al, in 78 HIV infected patients with acute Pneumocystis carinii pneumonia, receiving dapsone, 100 mg/day and higher trimethoprim dose, 20 mg/kg/day, demonstrated that the serum levels of dapsone were increased by 40% and trimethoprim levels were increased by 48% when the drugs were administered concurrently. (Fachinformation zu Dapson, Arzneimittelwechselwirkungen)

Use with caution in patients with a known sulfonamide allergy. (Fachinformation zu Darunavir, Warnhinweise und Vorsichtsmaßnahmen)

Monitor in patients with a known sulfonamide allergy. (Fachinformation zu Darunavir und Cobicistat, Warnhinweise und Vorsichtsmaßnahmen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Co-administration of diclofenac with CYP2C9 inhibitors (e.g. voriconazole) may enhance the exposure and toxicity of diclofenac whereas co- administration with CYP2C9 inducers (e.g. rifampin) may lead to compromised efficacy of diclofenac. (Fachinformation zu Diclofenac, Arzneimittelwechselwirkungen)

Co-administration of diclofenac with CYP2C9 inhibitors (e.g., voriconazole) may enhance the exposure and toxicity of diclofenac [see Clinical Pharmacology (12.3) ] whereas co-administration with CYP2C9 inducers (e.g., rifampin) may lead to compromised efficacy of diclofenac. (Fachinformation zu Diclofenac und Misoprostol, Arzneimittelwechselwirkungen)

Increased digoxin blood levels can occur with concomitant sulfamethoxazole and trimethoprim therapy, especially in elderly patients. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Monitor for increased dronabinol-related adverse reactions when dronabinol oral solution is co-administered with inhibitors of CYP2C9 (e.g., amiodarone, fluconazole) and inhibitors of CYP3A4 enzymes (e.g., ketoconazole, itraconazole, clarithromycin, ritonavir, erythromycin, grapefruit juice). (Fachinformation zu Dronabinol, Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The possibility of interactions with other drugs administered concurrently should be considered, particularly when their main route of elimination is active renal secretion via the organic cationic transport system (e.g., trimethoprim) [see Clinical Pharmacology (12.3) ] . (Fachinformation zu Efavirenz, Lamivudin und Tenofovir, Arzneimittelwechselwirkungen)

Effect of TRIKAFTA on Other Drugs CYP2C9 Substrates Ivacaftor may inhibit CYP2C9; therefore, monitoring of the international normalized ratio (INR) during concomitant use of TRIKAFTA with warfarin is recommended. (Fachinformation zu Elexacaftor, Tezacaftor und Ivacaftor, Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Intervention: Patients receiving hydantoins, sulfonamides, or sulfonylureas should be observed for increased activity of these drugs and, therefore, signs of toxicity from these drugs. (Fachinformation zu Fenoprofen, Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Fosamprenavir calcium should be used with caution in patients with a known sulfonamide allergy. (Fachinformation zu Fosamprenavir, Warnhinweise und Vorsichtsmaßnahmen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

…Antidepressants Fluoxetine, fluvoxamine, sertraline Gastric acid reducing agents H 2 antagonists (cimetidine), omeprazole Sulfonamides Sulfamethizole, sulfaphenazole, sulfadiazine, sulfamethoxazole-trimethoprim Other Acute alcohol intake, amiodarone, chloramphenicol, chlordiazepoxide, disulfiram, estrogen, fluvastatin, isoniazid, methylphenidate, phenothiazines,… (Fachinformation zu Fosphenytoin, Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Other drugs associated with myelosuppression or nephrotoxicity (e.g., dapsone, doxorubicin, flucytosine, hydroxyurea, pentamidine, tacrolimus, trimethoprim/ sulfamethoxazole, vinblastine, vincristine and zidovudine) Unknown Because of potential for higher toxicity, coadministration with Ganciclovir should be considered only if the potential benefits are judged… (Fachinformation zu Ganciclovir, Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Increased sulfamethoxazole blood levels may occur in patients who are also receiving indomethacin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Strong CYP3A4 or CYP2C9 Inhibitors Patients with renal or hepatic impairment who are taking strong inhibitors of CYP3A4 and CYP2C9 may have a significant increase in exposure to VIMPAT. (Fachinformation zu Lacosamid, Arzneimittelwechselwirkungen)

The possibility of interactions with other drugs administered concurrently should be considered, particularly when their main route of elimination is active renal secretion via the organic cationic transport system (e.g., trimethoprim) [see Clinical Pharmacology (12.3)]. (Fachinformation zu Lamivudin, Arzneimittelwechselwirkungen)

Drug Interaction with Trimethoprim-Sulfamethoxazole : Increased rates of treatment failure and morbidity with concomitant use of d, l -leucovorin with trimethoprim-sulfamethoxazole for Pneumocystis jiroveci pneumonia in patients with HIV. (Fachinformation zu Levofolinsäure (Levoleucovorin), Warnhinweise und Vorsichtsmaßnahmen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

CYP2C8 Inhibitors Gemfibrozil When a single 4 mg dose of loperamide hydrochloride was coadministered with 600 mg gemfibrozil, a strong inhibitor of CYP2C8, on day 3 of a 5-day treatment with gemfibrozil twice daily, the mean peak plasma concentration and the systemic exposure to loperamide was increased by 1.6-fold and 2.2-fold, respectively. (Fachinformation zu Loperamid, Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Thus concomitant usage of CYP2C9 inhibitors (such as amiodarone, fluconazole, and sulphaphenazole) may lead to abnormally high plasma levels of meloxicam due to reduced metabolic clearance [ see Use in Specific Populations ( 8.8 ); and Clinical Pharmacology ( 12.3 , 12.5 ) ]. (Fachinformation zu Meloxicam, Arzneimittelwechselwirkungen)

…procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (Fachinformation zu Mepivacain, Arzneimittelwechselwirkungen)

Enhanced myelosuppression has been noted in some patients also receiving trimethoprim-sulfamethoxazole. (Fachinformation zu Mercaptopurin, Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Trimethoprim/sulfamethoxazole has been reported to increase bone marrow suppression in patients receiving methotrexate. (Fachinformation zu Methotrexat, Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Drugs Metabolized by CYP2C8/2C9 Because mifepristone is an inhibitor of CYP2C8/2C9, concurrent use of mifepristone with a drug whose metabolism is largely or solely mediated by CYP2C8/2C9 is likely to result in increased plasma concentrations of the drug. (Fachinformation zu Mifepriston, Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Examples Cyclosporine A, trimethoprim/sulfamethoxazole, bile acid sequestrants (cholestyramine), rifampin as well as aminoglycoside, cephalosporin, fluoroquinolone and penicillin classes of antimicrobials Drugs Modulating Glucuronidation Clinical Impact Concomitant use with drugs inducing glucuronidation decreases MPA systemic exposure, potentially reducing mycophenolate… (Fachinformation zu Mycophenolat, Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Sulfamethoxazole and trimethoprim, given at a common clinical dosage, increased the phenytoin half-life by 39% and decreased the phenytoin metabolic clearance rate by 27%. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In a separate survey, Brumfitt and Pursell also found no congenital abnormalities in 35 children whose mothers had received oral trimethoprim and sulfamethoxazole at the time of conception or shortly thereafter. (Fachinformation zu Polymyxin B und Trimethoprim (Augentropfen), Vorsichtsmaßnahmen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Probenecid produces an insignificant increase in free sulfonamide plasma concentrations but a significant increase in total sulfonamide plasma levels. (Fachinformation zu Probenecid, Arzneimittelwechselwirkungen)

Probenecid produces an insignificant increase in free sulfonamide plasma concentrations but a significant increase in total sulfonamide plasma levels. (Fachinformation zu Probenecid und Colchicin, Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

Occasional reports suggest that patients receiving pyrimethamine as malaria prophylaxis in doses exceeding 25 mg weekly may develop megaloblastic anemia if sulfamethoxazole and trimethoprim is prescribed. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Fachinformation zu Ramelteon, Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

ND ↓ AUC by 27 – 40% Sulfamethoxazole-Trimethoprim 800/160 mg 300 mg once a day HIV-infected patients (12) ↔ ↓ AUC by 15–20% ANTI-MAC (Mycobacterium avium intracellulare complex) Azithromycin 500 mg once a day for 1 day, then 250 mg once a day for 9 days 300 mg once a day Healthy subjects (6) ↔ ↔ Clarithromycin 500 mg twice a day 300 mg once a day HIV-infected… (Fachinformation zu Rifabutin, Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

…procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine NAROPIN… (Fachinformation zu Ropivacain, Arzneimittelwechselwirkungen)

Rosuvastatin plasma levels can be significantly increased with concomitant administration of inhibitors of CYP2C9 and transporters. (Fachinformation zu Rosuvastatin, Arzneimittelwechselwirkungen)

Inhibitors of Folate Synthesis (e.g., methotrexate, valproic acid, phenobarbital, trimethoprim) Clinical Impact In vitro and in vivo nonclinical data suggest that drugs that inhibit folate synthesis may decrease the bioavailability of endogenous BH4 by inhibiting the enzyme dihydrofolate reductase, which is involved in the recycling (regeneration) of BH4. (Fachinformation zu Sapropterin, Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The influence of terbinafine on the pharmacokinetics of fluconazole, cotrimoxazole (trimethoprim and sulfamethoxazole), zidovudine or theophylline was not considered to be clinically significant. (Fachinformation zu Terbinafin, Arzneimittelwechselwirkungen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, three cases of hyperkalemia in elderly patients have been reported after concomitant intake of sulfamethoxazole/trimethoprim and an angiotensin converting enzyme inhibitor. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Drug Interactions In elderly patients concurrently receiving certain diuretics, primarily thiazides, an increased incidence of thrombocytopenia with purpura has been reported. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Other drugs associated with myelosuppression or nephrotoxicity (e.g., adriamycin, dapsone, doxorubicin, flucytosine, hydroxyurea, pentamidine, tacrolimus, trimethoprim/ sulfamethoxazole, vinblastine, vincristine, and zidovudine) Unknown Because of potential for higher toxicity, coadministration with valganciclovir hydrochloride should be considered only if the… (Fachinformation zu Valganciclovir, Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Circulatory Shock Circulatory shock with fever, severe hypotension, and confusion requiring intravenous fluid resuscitation and vasopressors has occurred within minutes to hours of re-challenge with trimethoprim-sulfamethoxazole products in patients with history of recent (days to weeks) exposure to sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Warnhinweise)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

It has been reported that sulfamethoxazole and trimethoprim may prolong the prothrombin time in patients who are receiving the anticoagulant warfarin. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Zafirlukast exposure is likely to be increased by other moderate and strong CYP2C9 inhibitors. (Fachinformation zu Zafirlukast, Vorsichtsmaßnahmen)

Like other sulfonamide-containing drugs, sulfamethoxazole and trimethoprim potentiates the effect of oral hypoglycemics. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

In the literature, a single case of toxic delirium has been reported after concomitant intake of sulfamethoxazole/trimethoprim and amantadine. (Fachinformation zu Sulfamethoxazol und Trimethoprim (Cotrimoxazol), Arzneimittelwechselwirkungen)

Other Antibacterials Chloramphenicol, macrolides, sulfonamides, and tetracyclines may interfere with the bactericidal effects of penicillin. (Fachinformation zu Amoxicillin, Arzneimittelwechselwirkungen)

Bacteriostatic Antibiotics : Chloramphenicol, erythromycins, sulfonamides, or tetracyclines may interfere with the bactericidal effect of penicillins. (Fachinformation zu Ampicillin, Arzneimittelwechselwirkungen)

Atazanavir is a weak inhibitor of CYP2C8. (Fachinformation zu Atazanavir, Arzneimittelwechselwirkungen)

Drug Interactions Bacteriostatic antibacterials ( i.e. , chloramphenicol, erythromycins, sulfonamides or tetracyclines) may antagonize the bactericidal effect of penicillin, and concurrent use of these drugs should be avoided. (Fachinformation zu Benzylpenicillin (Penicillin G), Arzneimittelwechselwirkungen)

However, at high concentrations in vitro , clopidogrel inhibits CYP2C9. (Fachinformation zu Clopidogrel, Arzneimittelwechselwirkungen)

Effect on CYP2C8 Substrates Teriflunomide is an inhibitor of CYP2C8 in vivo . (Fachinformation zu Leflunomid, Arzneimittelwechselwirkungen)

Based on known metabolic profiles, clinically significant drug interactions are not expected between KALETRA and dapsone, trimethoprim/sulfamethoxazole, azithromycin, erythromycin, or fluconazole. (Fachinformation zu Lopinavir und Ritonavir, Arzneimittelwechselwirkungen)

Lack of Effectiveness Methemoglobinemia may not resolve or may rebound after response to treatment with PROVAYBLUE in patients with methemoglobinemia due to aryl amines such as aniline or sulfa drugs such as dapsone. (Fachinformation zu Methylthioniniumchlorid (Methylenblau), Warnhinweise und Vorsichtsmaßnahmen)

Effect of AUBAGIO on CYP2C8 Substrates Teriflunomide is an inhibitor of CYP2C8 in vivo . (Fachinformation zu Teriflunomid, Arzneimittelwechselwirkungen)

Toremifene is a weak inhibitor of CYP2C9. (Fachinformation zu Toremifen, Arzneimittelwechselwirkungen)

The interaction is a consequence of blocking hepatic metabolism of vardenafil by ritonavir, a HIV protease inhibitor and a highly strong CYP3A4 inhibitor, which also inhibits CYP2C9. (Fachinformation zu Vardenafil, Arzneimittelwechselwirkungen)

…table. albuterol, systemic and inhaled amoxicillin ampicillin, with or without sulbactam atenolol azithromycin caffeine, dietary ingestion cefaclor co-trimoxazole (trimethoprim and sulfamethoxazole) diltiazem dirithromycin enflurane famotidine felodipine finasteride hydrocortisone isoflurane isoniazid isradipine influenza vaccine ketoconazole lomefloxacin mebendazole… (Fachinformation zu Aminophyllin, Arzneimittelwechselwirkungen)

…without methylprednisolone sulbactam metronidazole atenolol metoprolol azithromycin nadolol caffeine, dietary ingestion nifedipine cefaclor nizatidine co-trimoxazole (trimethoprim and sulfamethoxazole) norfloxacin ofloxacin diltiazem omeprazole dirithromycin prednisone, prednisolone enflurane ranitidine famotidine rifabutin felodipine roxithromycin finasteride Sorbitol… (Fachinformation zu Theophyllin, Arzneimittelwechselwirkungen)