An official website of the United States government
Here’s how you know
Official websites use .gov A
.gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A
lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
... ethinyl estradiol Mestranol and norethindrone Mestranol and norethynodrel Norgestrel and ethinyl estradiol These birth control pills contain progestin only: Norethindrone ...