Norethindrone Acetate And Ethinyl Estradiol + Erythromycin Interaction
Unknowninteraction on record
Description
Inhibitors of CYP3A4 such as erythromycin, clarithromycin, ketoconazole, itraconazole, ritonavir and grapefruit juice may increase the plasma concentration of the estrogen or the progestin or both and may result in adverse reactions.
Source: FDA drug label - norethindrone acetate and ethinyl estradiol