12. Use of amiodarone within 90 days of screening; or carbamazepine, phenytoin, phenobarbital, oxcarbazepine, rifabutin, rifampin, rifapentine, St. John's wort, rosuvastatin within 30 days of screening or expected use of these prohibited drugs during study participation. Use of or expected need of proton-pump inhibitors more than 20 mg omeprazole equivalent or H2 receptor antagonist more than 40 mg famotidine bid equivalent within 7 days of screening.