Biological or hormonal method
Provides for the use of drugs that are a mixture of sex hormones (estrogen and gestagens, so-called progestins), strictly according to the schemes specified in the annex to the medication. Some women may experience side effects in the form of weight gain, soreness and engorgement of the mammary glands, nausea, headache, and bloody discharge. Usually, after 1-3 months, these symptoms disappear, but still about 15% of women are forced to abandon hormones. The absolute contraindications to their use are: previous and current thrombophlebitis, varicose veins of the lower extremities, liver diseases, all types of tumors of any localization, diabetes, bronchial asthma, obesity, allergies. The duration of the use of hormonal contraceptives should not be more than one year, then you should take a break for 3-4 months. It is known that pregnancy occurs especially quickly after the termination of hormonal intake (cancellation effect), therefore at this time other contraceptive measures should be observed especially carefully and pedantically. Biological contraceptives do not have any adverse effect on the subsequent pregnancy and the fetus.