Answer
Carbamazepine, phenobarbital and phenytoin are contraindicated with Sofosbuvir/Velpatasvir Gilead because they are strong P-glycoprotein and/or cytochrome P450 inducers.
Sources for this answer
- Sofosbuvir/Velpatasvir Gilead 400 mg/100 mg film coated tablets.Gilead Sciences Ltd · emc · SmPC §4.3 Contraindications · Version 22Document updated
Sources checked