Please let us know if you are taking any of the medications listed below, as this may affect treatment suitability.
Antifungal medicines including ketoconazole, itraconazole, posaconazole or voriconazole
Blood-thinning medicines, such as warfarin or other vitamin K blockers
Cancer treatments such as erlotinib, dabrafenib, lapatinib or pazopanib
Ciclosporin or Tacrolimus, often used after organ transplantation
Cilostazol, used to treat intermittent claudication
Clarithromycin, an antibiotic
Clopidogrel, used to prevent blood clots
Clozapine, used for schizophrenia
Digoxin, used to treat heart conditions
Diazepam, used for anxiety, muscle relaxation or epilepsy
Erlotinib, Dabrafenib, Lapatinib or Pazopanib, used for cancer treatment (already included above under Cancer treatments)
Escitalopram, an antidepressant
HIV medicines including atazanavir, rilpivirine, tipranavir, saquinavir, nelfinavir or raltegravir
Ledipasvir, used for Hepatitis C
Methotrexate, used for cancer or rheumatoid arthritis
NSAID anti-inflammatory painkillers, such as ibuprofen
Phenytoin or Fosphenytoin, used in epilepsy
Rifampicin, used to treat tuberculosis
St John’s Wort (Hypericum perforatum), used for mild depression
Ulipristal, used as emergency contraception or for fibroids
Vitamin B12 supplements, including cyanocobalamin and hydroxocobalamin