One package contains the active substance:
Excipients: lactose, dry milk, microcrystalline cellulose, polyplasdone, aerosil, calcium stearate, starch, and special liquid up to 2.5 ml.
Megestrol acetate is a synthetic progestogen that affects the hypothalamic-pituitary system of the animal's body, blocking the secretion of gonadotropic hormones (follicle-stimulating and luteinizing) by the adenohypophysis. The decrease in the blood levels of these hormones in animals leads to disturbances in the folliculogenesis of females, providing an anti-ovulatory effect on the animal's gonads. As a result, estrus is delayed, suppressed, or interrupted, and sexual desire