Preparations for an emergency (or post-coital) contraception woman takes after unprotected intercourse to prevent pregnancy. These pills stop the process of fertilization, but can not terminate the pregnancy has already occurred, even at very early stages. Tablets for emergency contraception the more effective the sooner you take them.

Time frame

Conception takes place from several hours to several days after unprotected intercourse. The first emergency contraceptive pill must be taken within 72 hours after intercourse, the second - 12 hours after the first.

Components

The tablet postcoital contraception contains the same hormones as regular birth control, but in large doses. Estrogen prevents the ovaries to release an egg, and a progestin prevents the sperm to fertilize the egg or preventing implantation of a fertilized egg already.

Side effects

Dizziness, nausea, pain in the lower abdomen, vomiting, weakness, headaches and disruption of the menstrual cycle Failure of the menstrual cycle - a frequent phenomenon   It may be the consequences of taking the pills for emergency contraception. Manufacturers claim that these tablets are effective in 80% of cases.

Availability

Emergency contraceptive pills, for example, postinor Postinor - means of emergency contraception They are OTC drugs and sold in most drugstores.

The probability that the pill will work is reduced if you had more than one act of unprotected sex in the past month, or if you have had an attack of vomiting in less than an hour after taking the pill. If this happens, you should consult your doctor.

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