Ideally, the diaphragm is used with contraceptive agents to increase effectiveness. The male condom covers the entire penis to prevent any sperm from entering the female after ejaculation. The female condom works on the same principle, only instead of fitting around the penis, it is designed to line the inside of the vagina where it is intended to perform the same function (Taylor, Lillis, & LeMone, 2005).

Chemical contraception includes oral birth control pills, most of which contain various combinations of estrogen-based hormones designed to inhibit ovulation. Other forms of chemical contraception include skin patches and subcutaneous implants that perform the same essential function as oral contraception except directly through the circulatory system. Similarly, injectable contraceptives such as Depo-Provera eliminate the need for oral pills as well as for estrogen because Depo-Provera uses progestin instead of estrogen, which is safer for many women and associated with fewer side effects. Generally,...
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