Monthly treatment with PURINA TOTAL CARE Heartwormer, Allwormer & Flea Control for Cats; - Kills adult fleas, flea eggs and flea larvae in the environment; - Treat, control and prevent flea infestations; - Control flea allergy dermatitis; - Prevent heartworm; - Treat and control ear mites disease caused by heartworm in cats; - Treats and controls intestinal hookworm and roundworm; - Treats biting lice