Allergy to class/drug
Concomitant use of CYP3A4 substrates (e.g. ergots, lurasidone, methadone, oral midazolam, simvastatin, ticagrelor, and triazolam)
Ventricular dysfunction (relative)
Itraconazole
Miconazole
Ketoconazole
Terbinafine
Nystatin
Fluconazole
Micafungin
Dapsone