Verapamil Hydrochloride + Ritonavir Interaction
Unknowninteraction on record
Description
Clinically significant interactions have been reported with inhibitors of CYP3A4 (e.g., erythromycin, ritonavir) causing elevation of plasma levels of verapamil while inducers of CYP3A4 (e.g., rifampin) have caused a lowering of plasma levels of verapamil.
Source: FDA drug label - verapamil hydrochloride