Menstrual spotting, weight gain, headaches, breast tenderness, dizziness and mood changes have been reported. However, these side effects are infrequent. In about half of the women who use Depo-Provera, menstruation stops completely after a year of use. The return to fertility seems to be affected by a woman's height and weight. Birth control pills must be prescribed by a doctor or family planning clinic.
Pills are easy to take, and no interruptions are necessary before or during intercourse.
Women who take birth control pills usually have more regular periods with reduced menstrual flow and cramping. Slight breast enlargement and less acne are side effects of the pill. The condom is a thin, soft flexible sheath of latex, polyurethane or animal tissue that fits over the erect penis to prevent semen from being transmitted. Condoms are available in a variety of sizes, shapes and colors. Some are lubricated, and some are treated with spermicides.