Sedator 1.0 mg/ml Solution for Injection for Cats and Dogs Presentation A clear and colourless solution for injection. Each millilitre contains: Active substance: Medetomidine hydrochloride 1.0 mg Excipients: Methyl parahydroxybenzoate (E218) 1.0 mg Propyl parahydroxybenzoate (E216) 0.2 mg Other excipients up to 1 ml