An oral contraceptive is a hormonal form of birth control that is taken orally in pill, also known as the birth control pill, or simply the pill form. This form of birth control used hormones that come naturally in a woman’s body to manipulate the functioning of reproductive system and avoid pregnancy. Several different formulations and dosing regimens are available, and the pills are sold in many brands. The use of oral contraceptives tends to be very effective in preventing pregnancy when precise dosage instructions are followed. There are a variety of common side effects and some risks associated with prolonged use.There are different formulations of oral contraceptives which are sold under numerous brands. Some pills have the same dose of hormones every day, and others vary the dose according to the phase of the menstrual cycle of women. The pills can be taken on a schedule of 21 days, or on a schedule of 28 days with placebo pills Since the last seven days of the cycle, to allow menstruation to occur.
Another dosage regimen that is gaining popularity is taking the pills with active hormones in every day of the cycle, avoiding causing menstruation, or confine it to a couple of times a year.Compared with natural methods of contraception, the pill guarantees its effectiveness in the majority of cases. It is estimated that the use of oral contraceptives is effective in more than 99 percent when taken according to directions.Pills vary by brand, but usually include taking the pill at the same time of day every day. The use of oral contraceptives is sometimes prescribed for reasons other than the prevention of pregnancy, such as the treatment of heavy or irregular menstrual bleeding, endometriosis, and acne.Before the use of oral contraceptives, a woman should consult her complete medical history, including any medication or supplement that is taking with your doctor, to avoid possible complications. Common side effects include weight gain, sensitivity in the breasts, nausea, mood swings, headache, and irregular bleeding. Side effects more serious such as severe depression, chest pain, shortness of breath, sudden and intense headache in the groin or calf pain should be reported to a doctor immediately. Long-term use of oral contraceptives may also be associated with an increased risk of breast or liver cancer.
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