التداخل بين إستراديول وريتونافير

Inhibitors of CYP3A4 such as erythromycin, clarithromycin, ketoconazole, itraconazole, ritonavir and grapefruit juice may increase plasma concentrations of estrogens and may result in side effects.

Therefore, inducers or inhibitors of CYP3A4 may affect estrogen drug metabolism.

Inducers of CYP3A4 such as St.

Oral Contraceptives or Patch Contraceptives: ethinyl estradiol ↓ ethinyl estradiol Alternate methods of contraception should be considered.