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