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Coumadin Interaction
Question | Answer |
---|---|
Barbiturates | Induce CYP3A4, CYP1A2, CYP2C9 |
Carbamazepine | Induce CYP3A4, CYP1A2, CYP2C9 |
Cigarette Smoke | Induce CYP1A2 |
Phenytoin | Indcue CYP3A4, CYP1A2, CYP2C9 |
Rifampin | Induce CYP3A4, CYP1A2, CYP2C9 |
Griseofulvin | Induce CYP3A4 |
Nafcillin/Dicloxacillin | Induce CYP3A4 |
Azathioprine | Inducer (unknown) |
Cimetidine | Inhibit CYP1A2 |
Ciprofloxacin | Inhibit CYP1A2 |
Erythromycin | Inhibit CYP1A2, CYP3A4 |
Fluvoxamine | Inhibit CYP1A2, CYP3A4 |
Clarithromycin | Inhibit CYP3A4 |
Fluoxetine (SSRIs) | Inhibit CYP3A4 |
Grapefruit juice | Inhibit CYP3A4 |
Itraconazole | Inhibit CYP3A4 |
Nefazodone | Inhibit CYP3A4 |
Omeprazole | Inhibit CYP3A4 |
Quinidine | Inhibit CYP3A4 |
Ritonavir | Inhibit CYP3A4 |
Statins | Inhibit CYP3A4 |
Tetracycline | Inhibit CYP3A4 |
Tygacil | Inhibit CYP3A4 |
Zafirlukasst | Inhibt CYP3A4, CYP2C9 |
Amiodarone | Inhibit CYP2C9 |
Disulfuram | Inhibit CYP2C9 |
Metronidazole | Inhibit CYP2C9 |
TMP/SMZ | Inhibit CYP2C9 |
Cranberry juice | Inhibit CYP2C9 |
Dong Quai | Increase INR |
Papain | Increase INR |
Ginkgo and ginseng | Increased bleeding |
Garlic and giner | Increased bleeding |
Coenzyme Q-10 | Decrease INR |
St. John's Wort | Decrease INR |
Green Tea | Decrease INR |
Enzyme Inducers | Decreased INR |
Enzyme Inhibitors | Increased INR |