The concomitant use of the following medications is contraindicated with<unk>  tablets: * methadone, disopyramide, dronedarone * irinotecan, lurasidone, colchicine * alprazolam, oral midazolam, oral triazolam * felodipine, ranolazine, tolvaptan, eplerenone * HMG-CoA reductase inhibitors: lovastatin, simvastatin * ergot alkaloids: ergotamine, dihydroergotamine, ergometrine, methylergometrine * Others: cisapride, nisoldipine, dofetilide, pimozide And is not recommended: * carbamazepine, phenytoin * gastric acid suppressants: antacids, antimuscarinics, histamine H2 blockers, proton pump inhibitors * sucralfate * rifampin, rifabutin, isoniazid * efavirenz, nevirapine Ritonavir is known for increasing activity of the<unk>  so it is recommended to reduce dosage. There is also a list of drugs which significantly decrease systemic exposure to the<unk>  and drugs whose systemic exposure is increased by the<unk> .
Ketoconazole
Levoketoconazole
Itraconazole
Sertaconazole
Miconazole
Terbinafine
Efinaconazole
Posaconazole