Vetoryl is a treatment for hyperadrenocorticism otherwise known as Cushings disease in dogs Trilostane the main ingredient in Vetoryl controls the adrenal glands excess production of cortisol By regulating cortisol production it will calm the amount of the hormone released into the bloodstream during times of stress which is in flux in dogs with Cushings disease This medication requires a prescription from your veterinarianOther products from PetCareRx