- Antibiotics: clarithromycin, erythromycin, or telithromycin
- Ciclosporin
- Antifungal drugs: ketoconazole, itraconazole, voriconazole
- Drugs to treat or prevent HIV/AIDS
- Verapamil or diltiazem
- Disulfiram, Quinidine,Cimetidine, Tolbutamide, Cyanocobalamin
- Grapefruit juice
- High cholesterol drugs: statins or fibrates
- Anticoagulants ( e.g. warfarin, heparin)
- Diuretics or high blood pressure medication
- Lithium (for depression)
- Medicines for treatment of heart conditions (e.g Digoxin)
- Quinolone antibiotics (e.g. ciprofloxacin, norfloxacin and nalidixic acid)
- Any other NSAID ( e.g. aspirin, COX-2 inhibitors like valdecoxib, paracoxib and refocoxib, ibuprofen)
- Mifepristone (used to terminate pregnancies)
- Methotrexate, Ciclosporin or tacrolimus Corticosteroids
- Probenecid used in treatment of swollen joints
- Drugs used in diabetes (e.g. glibenclamide)
- Gentamycin, Neomycin, Kanamycin
- Zidovudine (an anti-viral drug)
- SSRIs (e.g fluoxetine, sertraline, for depression)