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- NSAID anti-inflammatory painkillers (e.g. ibuprofen)
- Ketoconazole, itraconazole, posaconazole or voriconazole
- Digoxin
- Diazepam
- Ulipristal
- Phenytoin or Fosphenytoin
- Medicines that are used to thin your blood, such as warfarin or other vitamin K blockers.
- Rifampicin
- Atazanavir, Rilpivirine, Tripranavir, Saquinavir, Nelfinavir, Raltegravir (used to treat HIV infection)
- Ledipasvir
- Ciclosporin or Tacrolimus
- St John’s wort (Hypericum perforatum)
- Cilostazol
- Clopidogrel
- Vitamin B12, Cyanocobalamin, Hydroxocobalamin
- Erlotinib, Dabrafenib, Lapatinib or Pazopanib
- Clarithromycin
- Methotrexate
- Escitalopram
- Clozapine
