Drospirenone And Estetrol + Cyp3a Inducers Interaction
Contraindicatedinteraction on record
Description
Strong CYP3A inducers decrease DRSP exposure, leading to contraceptive failure and breakthrough bleeding. Avoid concomitant use.
Mechanism
DRSP is a CYP3A4 substrate; induction decreases DRSP exposure
Source: NLP:drospirenone and estetrol