The Michigan Daily - Wednesday, September 10, 2003 -9 Depo-Provera is 99.7% effective. Not only is it 99.7% effective, but you need just 1 shot every 11 to 13 weeks to protect you from pregnancy. So, unlike the Pill, Depo-Provera is not your every day birth control. Depo-Provera does not protect you from HIV/AIDS or other sexually transmitted diseases. You shouldn't use Depo-Provera if you could be pregnant or if you have had any unexplained periods. You should not use it if you have a history of breast cancer, blood clots, stroke, or liver disease. When using Depo-Provera, there may be a loss of some of the bone mineral stored in your bones. This could increase your See what Depo-Provera is all about. Call toll free 1-866-519-DEPO or visit www.depo-provera.com. risk of developing bone fractures. Some women using Depo-Provera have side effects. The most common are irregular periods or spotting. Many women stop having periods altogether after a few months. You may gain weight when using Depo-Provera. About two thirds of the women in clinical trials reported a weight gain of about 5 lb during the first year of use. Talk to your health care provider to see if prescription Depo-Provera is right for you. Birth control you think about just 4 times a year. CIe e O erne metoXprose 3'irtk control ou2 ~tkirnk aE~out ju~st x( a year