Warfarin Drug Interactions
249Total Interactions
179Severe
66Moderate
2Mild
| Drug | Severity | Summary |
|---|---|---|
| Acalabrutinib | SEVERE | Warfarin causes bleeding, as can Acalabrutinib ; concurrent use might increase the risk of develo... |
| Aceclofenac | SEVERE | Warfarin causes bleeding, as can Aceclofenac ; concurrent use might increase the risk of developi... |
| Alcohol | SEVERE | Alcohol (in those who drink heavily) potentially decreases the anticoagulant effect of Warfarin. ... |
| Alprostadil | SEVERE | Warfarin causes bleeding, as can Alprostadil ; concurrent use might increase the risk of developi... |
| Alteplase | SEVERE | Both Warfarin and Alteplase can increase the risk of bleeding. |
| Amiodarone | SEVERE | Amiodarone increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Amoxicillin | SEVERE | Amoxicillin potentially alters the anticoagulant effect of Warfarin. Manufacturer advises monitor... |
| Ampicillin | SEVERE | Ampicillin potentially alters the anticoagulant effect of Warfarin. Manufacturer advises monitor ... |
| Anagrelide | SEVERE | Warfarin causes bleeding, as can Anagrelide ; concurrent use might increase the risk of developin... |
| Apixaban | SEVERE | Both Warfarin and Apixaban can increase the risk of bleeding. |
| Argatroban | SEVERE | Both Warfarin and Argatroban can increase the risk of bleeding. |
| Asciminib | SEVERE | Asciminib slightly to moderately increases the exposure to Warfarin. Manufacturer advises caution. |
| Asparaginase | SEVERE | Both Warfarin and Asparaginase can increase the risk of bleeding. |
| Aspirin | SEVERE | Warfarin causes bleeding, as can Aspirin ; concurrent use might increase the risk of developing t... |
| Avapritinib | SEVERE | Warfarin might increase the risk of bleeding when given with Avapritinib. Manufacturer advises mo... |
| Axitinib | SEVERE | Warfarin causes bleeding, as can Axitinib ; concurrent use might increase the risk of developing ... |
| Azithromycin | SEVERE | Azithromycin might increase the risk of bleeding events when given with Warfarin. Manufacturer ad... |
| Bemiparin | SEVERE | Both Warfarin and Bemiparin can increase the risk of bleeding. |
| Benzathine benzylpenicillin | SEVERE | Benzathine benzylpenicillin potentially alters the anticoagulant effect of Warfarin. Manufacturer... |
| Benzydamine | SEVERE | Warfarin causes bleeding, as can Benzydamine ; concurrent use might increase the risk of developi... |
| Benzylpenicillin | SEVERE | Benzylpenicillin potentially alters the anticoagulant effect of Warfarin. Manufacturer advises mo... |
| Bevacizumab | SEVERE | Warfarin causes bleeding, as can Bevacizumab ; concurrent use might increase the risk of developi... |
| Bezafibrate | SEVERE | Bezafibrate is predicted to increase the anticoagulant effect of Warfarin. Manufacturer advises m... |
| Bivalirudin | SEVERE | Both Warfarin and Bivalirudin can increase the risk of bleeding. |
| Bosutinib | SEVERE | Warfarin causes bleeding, as can Bosutinib ; concurrent use might increase the risk of developing... |
| Bromfenac | SEVERE | Warfarin causes bleeding, as can Bromfenac ; concurrent use might increase the risk of developing... |
| Cabozantinib | SEVERE | Warfarin causes bleeding, as can Cabozantinib ; concurrent use might increase the risk of develop... |
| Cangrelor | SEVERE | Warfarin causes bleeding, as can Cangrelor ; concurrent use might increase the risk of developing... |
| Caplacizumab | SEVERE | Warfarin causes bleeding, as can Caplacizumab ; concurrent use might increase the risk of develop... |
| Carbamazepine | SEVERE | Carbamazepine decreases the effects of Warfarin. Manufacturer advises monitor and adjust dose. |
| Cefazolin | SEVERE | Cefazolin potentially increases the risk of bleeding events when given with Warfarin. Manufacture... |
| Ceftriaxone | SEVERE | Ceftriaxone potentially increases the risk of bleeding events when given with Warfarin. Manufactu... |
| Celecoxib | SEVERE | Warfarin causes bleeding, as can Celecoxib ; concurrent use might increase the risk of developing... |
| Ceritinib | SEVERE | Ceritinib increases the exposure to Warfarin. Manufacturer advises avoid or monitor INR. |
| Cilostazol | SEVERE | Warfarin causes bleeding, as can Cilostazol ; concurrent use might increase the risk of developin... |
| Cimetidine | SEVERE | Cimetidine increases the anticoagulant effect of Warfarin. Manufacturer makes no recommendation. |
| Ciprofibrate | SEVERE | Ciprofibrate is predicted to increase the anticoagulant effect of Warfarin. Manufacturer advises ... |
| Ciprofloxacin | SEVERE | Ciprofloxacin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Citalopram | SEVERE | Warfarin causes bleeding, as can Citalopram ; concurrent use might increase the risk of developin... |
| Clarithromycin | SEVERE | Clarithromycin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR a... |
| Clopidogrel | SEVERE | Warfarin causes bleeding, as can Clopidogrel ; concurrent use might increase the risk of developi... |
| Cobimetinib | SEVERE | Warfarin causes bleeding, as can Cobimetinib ; concurrent use might increase the risk of developi... |
| Cranberry | SEVERE | Cranberry juice potentially increases the anticoagulant effect of Warfarin. Manufacturer advises ... |
| Crisantaspase | SEVERE | Both Warfarin and Crisantaspase can increase the risk of bleeding. |
| Crizotinib | SEVERE | Crizotinib is predicted to increase the risk of bleeding events when given with Warfarin. Manufac... |
| Dabigatran | SEVERE | Both Warfarin and Dabigatran can increase the risk of bleeding. |
| Dabrafenib | SEVERE | Dabrafenib is predicted to decrease the anticoagulant effect of Warfarin. Manufacturer advises ca... |
| Dalteparin | SEVERE | Both Warfarin and Dalteparin can increase the risk of bleeding. |
| Danaparoid | SEVERE | Both Warfarin and Danaparoid can increase the risk of bleeding. |
| Dapoxetine | SEVERE | Warfarin causes bleeding, as can Dapoxetine ; concurrent use might increase the risk of developin... |
| Dasatinib | SEVERE | Warfarin causes bleeding, as can Dasatinib ; concurrent use might increase the risk of developing... |
| Delafloxacin | SEVERE | Delafloxacin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Demeclocycline | SEVERE | Demeclocycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Dexketoprofen | SEVERE | Warfarin causes bleeding, as can Dexketoprofen ; concurrent use might increase the risk of develo... |
| Diclofenac | SEVERE | Warfarin causes bleeding, as can Diclofenac ; concurrent use might increase the risk of developin... |
| Dipyridamole | SEVERE | Warfarin causes bleeding, as can Dipyridamole ; concurrent use might increase the risk of develop... |
| Disulfiram | SEVERE | Disulfiram increases the anticoagulant effect of Warfarin. Manufacturer advises monitor and adjus... |
| Donanemab | SEVERE | Donanemab can increase the risk of brain haemorrhage when given with Warfarin. Manufacturer advis... |
| Doxycycline | SEVERE | Doxycycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Duloxetine | SEVERE | Warfarin causes bleeding, as can Duloxetine ; concurrent use might increase the risk of developin... |
| Edoxaban | SEVERE | Both Warfarin and Edoxaban can increase the risk of bleeding. |
| Enoxaparin | SEVERE | Both Warfarin and Enoxaparin can increase the risk of bleeding. |
| Enteral feeds | SEVERE | Enteral feeds (vitamin-K containing) potentially decrease the anticoagulant effect of Warfarin. M... |
| Enzalutamide | SEVERE | Enzalutamide potentially decreases the exposure to Warfarin. Manufacturer advises avoid or adjust... |
| Epoprostenol | SEVERE | Warfarin causes bleeding, as can Epoprostenol ; concurrent use might increase the risk of develop... |
| Eptifibatide | SEVERE | Both Warfarin and Eptifibatide can increase the risk of bleeding. |
| Eravacycline | SEVERE | Eravacycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Erlotinib | SEVERE | Erlotinib increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Erythromycin | SEVERE | Erythromycin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and... |
| Escitalopram | SEVERE | Warfarin causes bleeding, as can Escitalopram ; concurrent use might increase the risk of develop... |
| Etodolac | SEVERE | Warfarin causes bleeding, as can Etodolac ; concurrent use might increase the risk of developing ... |
| Etoricoxib | SEVERE | Warfarin causes bleeding, as can Etoricoxib ; concurrent use might increase the risk of developin... |
| Fenofibrate | SEVERE | Fenofibrate is predicted to increase the anticoagulant effect of Warfarin. Manufacturer advises m... |
| Flucloxacillin | SEVERE | Flucloxacillin potentially alters the anticoagulant effect of Warfarin. Manufacturer advises moni... |
| Fluconazole | SEVERE | Fluconazole increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and ... |
| Fluorouracil | SEVERE | Fluorouracil increases the anticoagulant effect of Warfarin. Manufacturer makes no recommendation. |
| Fluoxetine | SEVERE | Warfarin causes bleeding, as can Fluoxetine ; concurrent use might increase the risk of developin... |
| Flurbiprofen | SEVERE | Warfarin causes bleeding, as can Flurbiprofen ; concurrent use might increase the risk of develop... |
| Fluvastatin | SEVERE | Fluvastatin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and ... |
| Fluvoxamine | SEVERE | Warfarin causes bleeding, as can Fluvoxamine ; concurrent use might increase the risk of developi... |
| Fondaparinux | SEVERE | Both Warfarin and Fondaparinux can increase the risk of bleeding. |
| Gefitinib | SEVERE | Gefitinib is predicted to increase the anticoagulant effect of Warfarin. Manufacturer advises mon... |
| Gemfibrozil | SEVERE | Gemfibrozil is predicted to increase the anticoagulant effect of Warfarin. Manufacturer advises m... |
| Glucagon | SEVERE | Glucagon increases the anticoagulant effect of Warfarin. Manufacturer makes no recommendation. |
| Heparin | SEVERE | Both Warfarin and Heparin can increase the risk of bleeding. |
| Ibrutinib | SEVERE | Warfarin causes bleeding, as can Ibrutinib ; concurrent use might increase the risk of developing... |
| Ibuprofen | SEVERE | Warfarin causes bleeding, as can Ibuprofen ; concurrent use might increase the risk of developing... |
| Icosapent | SEVERE | Warfarin causes bleeding, as can Icosapent ; concurrent use might increase the risk of developing... |
| Iloprost | SEVERE | Warfarin causes bleeding, as can Iloprost ; concurrent use might increase the risk of developing ... |
| Imatinib | SEVERE | Imatinib is predicted to increase the risk of bleeding events when given with Warfarin. Manufactu... |
| Indometacin | SEVERE | Warfarin causes bleeding, as can Indometacin ; concurrent use might increase the risk of developi... |
| Inotersen | SEVERE | Warfarin causes bleeding, as can Inotersen ; concurrent use might increase the risk of developing... |
| Ipilimumab | SEVERE | Warfarin might increase the risk of gastrointestinal bleeding when given with Ipilimumab. Manufac... |
| Itraconazole | SEVERE | Itraconazole potentially increases the anticoagulant effect of Warfarin. Manufacturer advises cau... |
| Ivermectin | SEVERE | Ivermectin potentially increases the anticoagulant effect of Warfarin. Manufacturer makes no reco... |
| Ketoconazole | SEVERE | Ketoconazole potentially increases the anticoagulant effect of Warfarin. Manufacturer advises mon... |
| Ketoprofen | SEVERE | Warfarin causes bleeding, as can Ketoprofen ; concurrent use might increase the risk of developin... |
| Ketorolac | SEVERE | Warfarin causes bleeding, as can Ketorolac ; concurrent use might increase the risk of developing... |
| Lapatinib | SEVERE | Lapatinib is predicted to increase the risk of bleeding events when given with Warfarin. Manufact... |
| Lecanemab | SEVERE | Lecanemab can increase the risk of brain haemorrhage when given with Warfarin. Manufacturer advis... |
| Leflunomide | SEVERE | Leflunomide increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Lenvatinib | SEVERE | Warfarin causes bleeding, as can Lenvatinib ; concurrent use might increase the risk of developin... |
| Levofloxacin | SEVERE | Levofloxacin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Lomitapide | SEVERE | Lomitapide increases the exposure to Warfarin. Manufacturer advises monitor INR and adjust dose. |
| Lymecycline | SEVERE | Lymecycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Mefenamic acid | SEVERE | Warfarin causes bleeding, as can Mefenamic acid ; concurrent use might increase the risk of devel... |
| Meloxicam | SEVERE | Warfarin causes bleeding, as can Meloxicam ; concurrent use might increase the risk of developing... |
| Metreleptin | SEVERE | Metreleptin might alter the exposure to Warfarin. Manufacturer advises monitor INR and adjust dose. |
| Metronidazole | SEVERE | Metronidazole increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR an... |
| Miconazole | SEVERE | Miconazole greatly increases the anticoagulant effect of Warfarin. MHRA advises avoid unless INR ... |
| Minocycline | SEVERE | Minocycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Moxifloxacin | SEVERE | Moxifloxacin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Nabumetone | SEVERE | Warfarin causes bleeding, as can Nabumetone ; concurrent use might increase the risk of developin... |
| Naproxen | SEVERE | Warfarin causes bleeding, as can Naproxen ; concurrent use might increase the risk of developing ... |
| Nevirapine | SEVERE | Nevirapine potentially alters the anticoagulant effect of Warfarin. Manufacturer advises monitor ... |
| Nicotinic acid | SEVERE | Both Warfarin and Nicotinic acid can increase the risk of bleeding. |
| Nilotinib | SEVERE | Nilotinib is predicted to increase the risk of bleeding events when given with Warfarin. Manufact... |
| Nintedanib | SEVERE | Warfarin causes bleeding, as can Nintedanib ; concurrent use might increase the risk of developin... |
| Obeticholic acid | SEVERE | Obeticholic acid decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Ofloxacin | SEVERE | Ofloxacin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Omega-3-acid ethyl esters | SEVERE | Warfarin causes bleeding, as can Omega-3-acid ethyl esters ; concurrent use might increase the ri... |
| Oxymetholone | SEVERE | Oxymetholone increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Oxytetracycline | SEVERE | Oxytetracycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Parecoxib | SEVERE | Warfarin causes bleeding, as can Parecoxib ; concurrent use might increase the risk of developing... |
| Paroxetine | SEVERE | Warfarin causes bleeding, as can Paroxetine ; concurrent use might increase the risk of developin... |
| Pazopanib | SEVERE | Warfarin causes bleeding, as can Pazopanib ; concurrent use might increase the risk of developing... |
| Pegaspargase | SEVERE | Both Warfarin and Pegaspargase can increase the risk of bleeding. |
| Pentosan | SEVERE | Both Warfarin and Pentosan can increase the risk of bleeding. |
| Phenazone | SEVERE | Warfarin causes bleeding, as can Phenazone ; concurrent use might increase the risk of developing... |
| Phenindione | SEVERE | Both Warfarin and Phenindione can increase the risk of bleeding. |
| Phenoxymethylpenicillin | SEVERE | Phenoxymethylpenicillin potentially alters the anticoagulant effect of Warfarin. Manufacturer adv... |
| Piperacillin | SEVERE | Piperacillin potentially alters the anticoagulant effect of Warfarin. Manufacturer advises monito... |
| Piroxicam | SEVERE | Warfarin causes bleeding, as can Piroxicam ; concurrent use might increase the risk of developing... |
| Pivmecillinam | SEVERE | Pivmecillinam potentially alters the anticoagulant effect of Warfarin. Manufacturer advises monit... |
| Ponatinib | SEVERE | Warfarin causes bleeding, as can Ponatinib ; concurrent use might increase the risk of developing... |
| Prasugrel | SEVERE | Warfarin causes bleeding, as can Prasugrel ; concurrent use might increase the risk of developing... |
| Ranibizumab | SEVERE | Warfarin causes bleeding, as can Ranibizumab ; concurrent use might increase the risk of developi... |
| Regorafenib | SEVERE | Warfarin causes bleeding, as can Regorafenib ; concurrent use might increase the risk of developi... |
| Rifampicin | SEVERE | Rifampicin decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Rifaximin | SEVERE | Rifaximin has been reported to decrease the anticoagulant effect of Warfarin. Manufacturer advise... |
| Rivaroxaban | SEVERE | Both Warfarin and Rivaroxaban can increase the risk of bleeding. |
| Rosuvastatin | SEVERE | Rosuvastatin increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and... |
| Rucaparib | SEVERE | Rucaparib slightly increases the exposure to Warfarin. Manufacturer advises monitor and adjust dose. |
| Ruxolitinib | SEVERE | Warfarin causes bleeding, as can Ruxolitinib ; concurrent use might increase the risk of developi... |
| Sarilumab | SEVERE | Sarilumab potentially affects the exposure to Warfarin. Manufacturer advises monitor and adjust d... |
| Selumetinib | SEVERE | Selumetinib might increase the risk of bleeding when given with Warfarin. Manufacturer advises mo... |
| Sertraline | SEVERE | Warfarin causes bleeding, as can Sertraline ; concurrent use might increase the risk of developin... |
| Sorafenib | SEVERE | Warfarin causes bleeding, as can Sorafenib ; concurrent use might increase the risk of developing... |
| St John's wort | SEVERE | St John's wort decreases the anticoagulant effect of Warfarin. Manufacturer advises avoid. |
| Streptokinase | SEVERE | Both Warfarin and Streptokinase can increase the risk of bleeding. |
| Sulfadiazine | SEVERE | Sulfadiazine is predicted to increase the anticoagulant effect of Warfarin. Manufacturer makes no... |
| Sulfamethoxazole | SEVERE | Sulfamethoxazole increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Sulindac | SEVERE | Warfarin causes bleeding, as can Sulindac ; concurrent use might increase the risk of developing ... |
| Sunitinib | SEVERE | Warfarin causes bleeding, as can Sunitinib ; concurrent use might increase the risk of developing... |
| Tamoxifen | SEVERE | Tamoxifen increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Temocillin | SEVERE | Temocillin potentially alters the anticoagulant effect of Warfarin. Manufacturer advises monitor ... |
| Tenecteplase | SEVERE | Both Warfarin and Tenecteplase can increase the risk of bleeding. |
| Tenoxicam | SEVERE | Warfarin causes bleeding, as can Tenoxicam ; concurrent use might increase the risk of developing... |
| Teriflunomide | SEVERE | Teriflunomide affects the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Tetracycline | SEVERE | Tetracycline increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Tiaprofenic acid | SEVERE | Warfarin causes bleeding, as can Tiaprofenic acid ; concurrent use might increase the risk of dev... |
| Ticagrelor | SEVERE | Warfarin causes bleeding, as can Ticagrelor ; concurrent use might increase the risk of developin... |
| Tinzaparin | SEVERE | Both Warfarin and Tinzaparin can increase the risk of bleeding. |
| Tirofiban | SEVERE | Both Warfarin and Tirofiban can increase the risk of bleeding. |
| Tirzepatide | SEVERE | Tirzepatide might affect the absorption of Warfarin. Manufacturer advises monitor. |
| Tofacitinib | SEVERE | Tofacitinib is predicted to increase the risk of bleeding when given with Warfarin. Manufacturer ... |
| Tolfenamic acid | SEVERE | Warfarin causes bleeding, as can Tolfenamic acid ; concurrent use might increase the risk of deve... |
| Toremifene | SEVERE | Toremifene is predicted to increase the anticoagulant effect of Warfarin. Manufacturer makes no r... |
| Tramadol | SEVERE | Tramadol has been reported to increase the anticoagulant effect of Warfarin. Manufacturer advises... |
| Trametinib | SEVERE | Warfarin causes bleeding, as can Trametinib ; concurrent use might increase the risk of developin... |
| Trastuzumab emtansine | SEVERE | Warfarin causes bleeding, as can Trastuzumab emtansine ; concurrent use might increase the risk o... |
| Treprostinil | SEVERE | Warfarin causes bleeding, as can Treprostinil ; concurrent use might increase the risk of develop... |
| Trimethoprim | SEVERE | Trimethoprim is predicted to increase the anticoagulant effect of Warfarin. Manufacturer makes no... |
| Urokinase | SEVERE | Both Warfarin and Urokinase can increase the risk of bleeding. |
| Venlafaxine | SEVERE | Warfarin causes bleeding, as can Venlafaxine ; concurrent use might increase the risk of developi... |
| Volanesorsen | SEVERE | Warfarin causes bleeding, as can Volanesorsen ; concurrent use might increase the risk of develop... |
| Vorasidenib | SEVERE | Vorasidenib might decrease the concentration of Warfarin. Manufacturer advises avoid. |
| Vortioxetine | SEVERE | Warfarin causes bleeding, as can Vortioxetine ; concurrent use might increase the risk of develop... |
| Zanubrutinib | SEVERE | Warfarin causes bleeding, as can Zanubrutinib ; concurrent use might increase the risk of develop... |
| Aprepitant | MODERATE | Aprepitant decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR durin... |
| Atazanavir | MODERATE | Atazanavir is predicted to affect the anticoagulant effect of Warfarin. Manufacturer advises moni... |
| Azathioprine | MODERATE | Azathioprine decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Beclometasone | MODERATE | Beclometasone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Betamethasone | MODERATE | Betamethasone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Bimekizumab | MODERATE | Bimekizumab might affect the exposure to Warfarin. Manufacturer advises monitor INR. |
| Bismuth | MODERATE | Bismuth subsalicylate is predicted to increase the risk of bleeding events when given with Warfar... |
| Blinatumomab | MODERATE | Blinatumomab is predicted to transiently increase the exposure to Warfarin. Manufacturer advises ... |
| Bosentan | MODERATE | Bosentan decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Budesonide | MODERATE | Budesonide is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Capecitabine | MODERATE | Capecitabine increases the effects of Warfarin. Manufacturer advises monitor INR and adjust dose. |
| Chloramphenicol | MODERATE | Chloramphenicol potentially increases the anticoagulant effect of Warfarin. Manufacturer makes no... |
| Ciclesonide | MODERATE | Ciclesonide is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Cobicistat | MODERATE | Cobicistat is predicted to affect the exposure to Warfarin. Manufacturer advises monitor INR. |
| Darunavir | MODERATE | Darunavir is predicted to affect the anticoagulant effect of Warfarin. Manufacturer advises monit... |
| Deflazacort | MODERATE | Deflazacort is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Deutivacaftor | MODERATE | Deutivacaftor is predicted to increase the exposure to Warfarin. Manufacturer advises monitor INR. |
| Dexamethasone | MODERATE | Dexamethasone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Dexamfetamine | MODERATE | Dexamfetamine might increase the anticoagulant effect of Warfarin. Manufacturer advises monitor I... |
| Dronedarone | MODERATE | Dronedarone might increase the anticoagulant effect of Warfarin. Manufacturer advises monitor. |
| Efavirenz | MODERATE | Efavirenz is predicted to affect the concentration of Warfarin. Manufacturer advises adjust dose. |
| Elranatamab | MODERATE | Elranatamab might affect the exposure to Warfarin. Manufacturer advises monitor and adjust dose. |
| Elvitegravir | MODERATE | Elvitegravir is predicted to decrease the anticoagulant effect of Warfarin. Manufacturer advises ... |
| Etravirine | MODERATE | Etravirine increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Fludrocortisone | MODERATE | Fludrocortisone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Fluticasone | MODERATE | Fluticasone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Fosamprenavir | MODERATE | Fosamprenavir is predicted to affect the anticoagulant effect of Warfarin. Manufacturer advises m... |
| Fosaprepitant | MODERATE | Fosaprepitant is predicted to decrease the anticoagulant effect of Warfarin. Manufacturer advises... |
| Fosphenytoin | MODERATE | Fosphenytoin is predicted to alter the anticoagulant effect of Warfarin. Manufacturer makes no re... |
| Fostamatinib | MODERATE | Fostamatinib might causes bleeding when given with Warfarin. Manufacturer advises monitor INR. |
| Glofitamab | MODERATE | Glofitamab might affect the exposure to Warfarin. Manufacturer advises monitor. |
| Glucosamine | MODERATE | Glucosamine potentially increases the anticoagulant effect of Warfarin. Manufacturer advises avoid. |
| Griseofulvin | MODERATE | Griseofulvin potentially decreases the anticoagulant effect of Warfarin. Manufacturer advises mon... |
| Hydrocortisone | MODERATE | Hydrocortisone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Ivacaftor | MODERATE | Ivacaftor is predicted to increase the exposure to Warfarin. Manufacturer advises monitor INR. |
| Letermovir | MODERATE | Letermovir is predicted to decrease the concentration of Warfarin. Manufacturer advises monitor a... |
| Lopinavir | MODERATE | Lopinavir is predicted to affect the anticoagulant effect of Warfarin. Manufacturer advises monit... |
| Lorlatinib | MODERATE | Lorlatinib is predicted to decrease the exposure to Warfarin. Manufacturer advises monitor. |
| Mercaptopurine | MODERATE | Mercaptopurine decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Methylprednisolone | MODERATE | Methylprednisolone is predicted to increase the effects of Warfarin. Manufacturer advises monitor... |
| Mifepristone | MODERATE | Mifepristone is predicted to increase the exposure to Warfarin. Manufacturer makes no recommendat... |
| Mometasone | MODERATE | Mometasone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Mosunetuzumab | MODERATE | Mosunetuzumab is predicted to transiently increase the exposure to Warfarin. Manufacturer advises... |
| Nirmatrelvir | MODERATE | Nirmatrelvir boosted with ritonavir is predicted to affect the concentration of Warfarin. Manufac... |
| Nitisinone | MODERATE | Nitisinone is predicted to increase the exposure to Warfarin. Manufacturer makes no recommendation. |
| Oritavancin | MODERATE | Oritavancin might increase the exposure to Warfarin. Manufacturer advises monitor. |
| Paracetamol | MODERATE | Paracetamol increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR. |
| Phenobarbital | MODERATE | Phenobarbital decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR an... |
| Phenytoin | MODERATE | Phenytoin is predicted to alter the anticoagulant effect of Warfarin. Manufacturer makes no recom... |
| Pralsetinib | MODERATE | Pralsetinib might affect the exposure to Warfarin. Manufacturer advises avoid. |
| Prednisolone | MODERATE | Prednisolone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Primidone | MODERATE | Primidone decreases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and ad... |
| Propafenone | MODERATE | Propafenone increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and ... |
| Rifabutin | MODERATE | Rifabutin might decrease the anticoagulant effect of Warfarin. Manufacturer makes no recommendation. |
| Ritonavir | MODERATE | Ritonavir is predicted to affect the anticoagulant effect of Warfarin. Manufacturer advises monit... |
| Sparsentan | MODERATE | Sparsentan is predicted to decrease the exposure to Warfarin. Manufacturer advises caution. |
| Sucralfate | MODERATE | Sucralfate potentially decreases the effects of Warfarin. Manufacturer advises separate administr... |
| Tebentafusp | MODERATE | Tebentafusp is predicted to transiently increase the exposure to Warfarin. Manufacturer advises m... |
| Tegafur | MODERATE | Tegafur increases the anticoagulant effect of Warfarin. Manufacturer advises caution. |
| Tigecycline | MODERATE | Tigecycline is predicted to alter the anticoagulant effect of Warfarin. Manufacturer advises moni... |
| Tocilizumab | MODERATE | Tocilizumab is predicted to decrease the exposure to Warfarin. Manufacturer advises monitor and a... |
| Triamcinolone | MODERATE | Triamcinolone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Vamorolone | MODERATE | Vamorolone is predicted to increase the effects of Warfarin. Manufacturer advises monitor INR. |
| Vemurafenib | MODERATE | Vemurafenib is predicted to increase the exposure to Warfarin. Manufacturer advises caution and m... |
| Venetoclax | MODERATE | Venetoclax slightly increases the exposure to Warfarin. Manufacturer advises monitor INR. |
| Voriconazole | MODERATE | Voriconazole increases the anticoagulant effect of Warfarin. Manufacturer advises monitor INR and... |
| Apalutamide | MILD | Apalutamide is predicted to decrease the exposure to Warfarin. Manufacturer advises avoid or moni... |
| Pitolisant | MILD | Pitolisant is predicted to decrease the exposure to Warfarin. Manufacturer advises caution. |
| Ivosidenib | UNKNOWN | Ivosidenib might decrease the exposure to Warfarin. Manufacturer advises avoid or monitor efficacy. |
| Mexiletine | UNKNOWN | Mexiletine potentially affects the exposure to Warfarin. Manufacturer advises avoid. |
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