Dorwest Organic Valarian Compound Drops calms and controls hyperactivity in cats and dogs. Quickly absorbed and therefore suitable for use at the vets, during thunderstorms, gunfire etc. May be administered on food, directly onto the tongue or onto cat"s bedding. Cats find the smell particularly attractive and a few drops on the bedding will reduce anxiety. Please note that caution should be taken when administering this product to exotic cats with low body fat as very occasionally hyperactivity has been induced by use of this product.