Application Progestagens (hormonal preparations for the termination bittch heat or sexual hunting at dogs) is justified only in cases when it is necessary to detain the heat, for example before trip on an exhibition or planned viscous and only for completely healthy young animal when short application of hormones is supposed. Preparations of this group are analogues of a hormone of an organism - a progesterone. There are tablets and drops, injections.
Negative consequences from applying these preparations is much more higher, than positive:
1) Stimulation of growth of tumours
2) Development of a diabetes
3) The most often complication at use progestagens - an inflammation of a uterus, and sometimes happens enough one tablet for development of this dangerous disease. The uterus is filled with pus and it should be removed immediately.