It works by stopping a woman's egg from fully developing each
Drospirenone and ethinyl estradiol combination is used to prevent pregnancy
Generic name: ethinyl estradiol and levonorgestrel [ ETH-in-ill-ess-tra-DYE-ol-and-LEE-vo-nor-JESS-trel ] Brand names: Afirmelle, Altavera, Amethyst, Aubra, Aubra
0 mg: Transdermal estradiol
The primary oxidative metabolite is 2-hydroxy ethinyl estradiol, formed by the CYP3A4 isoform of cytochrome P450
31 Use of oral contraceptives with 10 or