التداخل بين إستراديول ونيفيرابين

When these oral contraceptives are used for hormonal regulation during nevirapine therapy, the therapeutic effect of the hormonal therapy should be monitored.

Oral Contraceptives: Ethinyl estradiol and Norethindrone ↓ Ethinyl Estradiol ↓ Norethindrone Despite lower ethinyl estradiol and norethindrone exposures when co-administered with nevirapine, literature reports suggest that nevirapine has no effect on pregnancy rates among HIV-infected women on combined oral contraceptives.

When co-administered with nevirapine, no dose adjustment of ethinyl estradiol or norethindrone is needed when used in combination for contraception.

Inducers of CYP3A4 such as St.