For the recent years more and more women give preference to hormonal contraception as the most effective method in prevention of undesirable pregnancy. Today pharmaceutical industry is able to offer a wide range of hormonal birth control pills. The main problem consists in selection of the most efficient, well-tolerated and affordable contraceptives. All the hormonal birth control pills can be classified into different groups:

• Combined estrogen-gestagen contraceptives (which contains a combination of estrogen and gestagen)

1.Oral combined hormonal contraceptives (tablets)

a)Monophasic oral combined hormonal contraceptives

b)Diphase oral combined hormonal contraceptives

c)Triphase oral combined hormonal contraceptives

2.Injectable combined hormonal contraceptives (syringes)

Gestagenic contraceptive medications (contains only gestagens)

1.Oral gestagenic hormonal contraceptive (mini-pills)

2.Injectable gestagenic hormonal contraceptives (syringes)

3.Subcutanous gestagenic hormonal contraceptives (syringes)

Among all birth control pills the estrogen-gestagen are the most widespread. The medications (Yasmin, Ovral, Alesse) contains very low doses of hormones and therefore are safe for the women organism.

Therapeutic effect of the medications comprises a range of mechanisms such as

ovulation suppression due to inhibiting the release of luteinizing and follicle-stimulating hormones, increase of cervical secret viscosity and endomethrium modification (implantation of a fertilized ovule becomes nearly impossible).

Before choosing any birth control medications we advice you to visit your doctor which will help to choose an appropriate birth control pills for you.