›What is Megestrol Acetate?
Megestrol Acetate is a synthetic progestational agent used in pets. Synthetic progestin that suppresses gonadotropin (FSH/LH) release from the anterior pituitary; has anti-estrogenic, glucocorticoid-like, and appetite-stimulating properties
›What is Megestrol Acetate used for in pets?
Megestrol Acetate is used in veterinary medicine for: Estrus suppression/postponement, behavior modification (aggression); Estrus suppression, miliary dermatitis, eosinophilic granuloma (last resort), spraying behavior.
›What is the Megestrol Acetate dose for dogs?
For dogs, Megestrol Acetate is typically dosed as follows — Estrus suppression/postponement, behavior modification (aggression): 0.5–2 mg/kg PO SID for 8 days (estrus suppression), then reduce. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Megestrol Acetate dose for cats?
For cats, Megestrol Acetate is typically dosed as follows — Estrus suppression, miliary dermatitis, eosinophilic granuloma (last resort), spraying behavior: 2.5–5 mg/cat PO SID for 5 days, then weekly for maintenance. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What are the side effects of Megestrol Acetate?
Common: Weight gain, Polyphagia, Lethargy, Personality changes. Serious (call your vet immediately): Pyometra, Mammary hyperplasia/neoplasia, Diabetes mellitus (especially cats), Adrenocortical suppression.
›Does Megestrol Acetate need a prescription?
Yes. Megestrol Acetate is a prescription medication and should only be administered under veterinary supervision.
›When should Megestrol Acetate not be used?
Do not use Megestrol Acetate if: Pregnancy; Uterine disease (pyometra); Mammary tumors.