Leflunomide + Rifampin Interaction
Moderateinteraction on record
Description
Rifampin increases plasma concentration of teriflunomide (leflunomide's active metabolite) by 40%. Caution recommended due to potential for continued concentration increases with multiple dosing.
Mechanism
Rifampin is a potent inducer of CYP450 enzymes and transporters
Source: NLP:leflunomide