Emergency (post-coital) contraception

March 15, 2012

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Although all existing diversity still exists Contraceptive That would suit everyone. Some couples prefer to have a man take care of prevention, in others - a woman. One suitable condoms Others do not accept any funds except interrupted sexual intercourse . Relatively recently expanded the list of popular methods postcoital contraception .

The name of this method was the use of time - after copulation, ie sexual intercourse. In fact, the first emergency contraception was used in ancient times. Then postcoital period women takes many bathrooms on special solutions were introduced into the vagina of plant-based substances have been used syringing . Modern medicine has gone much further, and at the disposal of women today have a whole range of possible ways to prevent pregnancy after intercourse.

Separately, there is a question about the humanity of these drugs. In the world there are entire communities that insist that emergency contraception was likened to abortion . But there is another point of view of physicians, according to which these drugs can reduce the spread abortions That a woman can bring a much greater potential for harm.

We can add that there are a number of cases in which such methods are essential. In general, they all boil down to the fact that another kind of contraception for one reason or another has not worked. This may be a ripped condom, cervical cap misused, forgetting about taking pills to prevent pregnancy. In addition, emergency contraception widely used in cases rape .

Postcoital contraception - the principle of action and effectiveness

All drugs of this group - hormonal . Their work is based on the periodic release doses of the hormone, which upsets standard changes in the female body that pregnancy brings. Condition in which the body is after the application of drugs called menstrual chaos .

It should be understood that this technique can work only once, after a single sexual intercourse without protection. It is in any case can not serve as a means of regular birth control. On the one hand, the efficiency of post-coital contraception, and on the other damage to the body can be compared with incomparable other instruments.

The very effectiveness of postcoital contraception depends on what time of intercourse occurred. For it is the menstrual cycle 74-100%   in the case of its application immediately after copulation, and 70-93%   in the case of a periovulyatorny   and / or ovulatory period .

Application of postcoital contraception

Postcoital contraception, there are several kinds. We should also highlight IUD Which is popularly known as " spiral ". It is the only non-medical method.

The remaining four methods is the use of:

• combined pills from conception;
• progestin contraceptive (drug postinor );
• progesterone antagonists (Preparation mifepristone );
• antigonadotropnym drugs (drugs danoval . danazol   and Danol ).

Let us consider some of these methods in detail. But before we warn that the use of any of these methods should only be done under the supervision and the decision of a professional doctor. Moreover, control over the state of the patient should be carried out not only during the use of the drug, but also before and after it.

Thus, use of oral contraceptives is based on a certain sequence and dosage regimen. As the drugs may act Ovra . anovlar   and others. As a rule, the first two pills are taken during the first three days after unprotected intercourse. The next two pills taken 12 hours after the first two.

The number of tablets in this method depends on the drug and is determined after the expert examination of the patient. If instead be mentioned preparations, for example, Silest   or miniziston , The number of tablets is 4 when receiving the same procedure.

Progestin contraceptives   require a fast reaction. Thus, the first tablet Postinor   It should be adopted in the first hour after intercourse. Even three hours is necessary to repeat the reception if repeated sexual intercourse. The third tablet is taken the next day, if the intercourse was multiple. Postinor has a deterrent effect on kapatatsiyu sperm Alters the activity of the fallopian tubes to a reduction, produces biochemical changes in the endometrium, making implantation becomes less likely.

And we will look at the latest progesterone antagonists . These drugs can terminate pregnancy even after a month and a half after intercourse. Upon receiving the medicament group RU-486 (referred to mifepristone . penkrofton   and others) increases contractility myometrium   (i.e., the muscle layer of the uterus).

In such term physician control required for the safety of health of the patient, and to ensure the effectiveness of the drug. If the result after the first dose has not been reached, re-appointed reception.

Contraindications postcoital contraception

Of course, any expert before choosing a particular drug will analyze the condition of your body, but you also need to know about the existing Contraindications postcoital contraception .

So, welcome the methods described in this article should be discontinued if the patient renal failure . drug allergy   to any component of the preparation, asthma   in serious condition.

It makes no sense to use drugs and if the fact of pregnancy has not been confirmed. The fact that sexual intercourse took place without contraception, does not give a 100% guarantee that a woman will become pregnant. If conception fact confirmed, but it is suspected that ectopic pregnancy , The use of drugs should also be canceled due to the fact that they are designed to impact just on the muscle layer of the uterus.