Answer
Women of childbearing potential taking Zydelig (idelalisib) must use highly effective contraception during treatment and for one month after stopping, and those using hormonal contraceptives should add a barrier method because idelalisib's effect on hormonal contraceptive effectiveness is unknown.
Sources for this answer
- Zydelig 150mg film-coated tabletsGilead Sciences Ltd · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 23Document updated
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