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Drug information provided by: IBM Micromedex. This medicine usually contains two types of hormones, estrogens and progestins and, when taken properly, prevents pregnancy. It works by stopping a woman's egg from fully developing each month.
Back to Your contraception guide. How effective your contraception is depends on the type you use and whether you use it correctly. Some methods are more effective than others.
Some birth control methods work better than others. However, within the first year of committing to abstinence, many couples become pregnant because they have sex anyway but don't use protection. So it's a good idea even for people who don't plan to have sex to be informed about birth control. Couples who do have sex need to use birth control properly and every time to prevent pregnancy.
Many elements need to be considered by women, men, or couples at any given point in their lifetimes when choosing the most appropriate contraceptive method. These elements include safety, effectiveness, availability including accessibility and affordabilityand acceptability. Voluntary informed choice of contraceptive methods is an essential guiding principle, and contraceptive counseling, when applicable, might be an important contributor to the successful use of contraceptive methods.
OBJECTIVE: To estimate real-life effectiveness of oral contraceptive pills by progestogen, length of pill-free interval, and body mass index while focusing on the effect of progestogens with a long half-life and on day oral contraceptive pills regimens. Low loss to follow-up is ensured by a comprehensive follow-up procedure. Contraceptive failure rates are described by Pearl Index and life-table analysis.
Birth control is a way to prevent pregnancy. There are many different birth control methods. Some also reduce the risk for sexually transmitted infections STIs. In the United States, just under half of pregnancies are unintended occur when the woman wasn't planning for it.
Cigarette smoking increases the risk of serious side effects from oral contraceptives, including heart attacks, blood clots, and strokes. This risk is higher for women over 35 years of age and heavy smokers 15 or more cigarettes per day. If you take oral contraceptives, you should not smoke.