How does a birth control shot prevent pregnancy?

The birth control shot (sometimes called Depo-Provera, the Depo shot, or DMPA) contains the hormone progestin. Progestin stops you from getting pregnant by preventing ovulation. When there’s no egg in the tube, pregnancy can’t happen. It also works by making cervical mucus thicker. read more

The birth control shot is commonly known by the brand name Depo-Provera (or DMPA). It prevents against pregnancy for up to 3 months. The birth control shot is commonly known by the brand name Depo-Provera (or DMPA). read more

WebMD explains the pros and cons of Depo-Provera, an injectable birth control method. read more