Norethindrone Acetateethinyl Estradiol + Troglitazone Interaction
Majorinteraction on record
Description
Troglitazone reduces plasma concentrations of norethindrone and ethinyl estradiol by approximately 30%, potentially reducing contraceptive effectiveness.
Mechanism
Decreased plasma concentrations of active ingredients
Source: NLP:norethindrone acetate and ethinyl estradiol