Bayer K9 Advantix is a topical prevention and treatment of ticks, fleas, mosquitoes, biting flies and lice for monthly use on small dogs & puppies 7 weeks of age and older, weighing 4 - 10 lbs. and under. Health Consideration: Prevention for ticks, fleas, mosquitoes and more Features: Comfort for the one you love Life Stage: Small dogs and puppies Package Quantity: 6 Tubes Application: Liquid Caution: Harmful if swallowed. Wash hands thoroughly with soap and warm water after handling. If applied to a cat or ingested by a cat, contact your veterinarian immediately. Directions: It is a violation of Federal Law to use this product in a manner inconsistent with its labeling. Remove applicator tube from the package. Hold applicator tube in an upright position.