Optimmune Ointment 35 g PRESCRIPTION REQUIRED Optimmune is the only veterinary registered treatment for dry eye in dogs. Optimmune ophthalmic ointment contains 0.2% cyclosporin, an immune modulatory drug that is also used to prevent transplant rejection in humans. Optimmune treats the underlying autoimmune disease that causes dry eye as well as the symptoms by: Stimulating the tear glands to resume normal tear production. Halting the immune destruction of these glands. Reducing inflammation of the eyes. AVAILABLE ONLY UNDER VETERINARY AUTHORISATION