ADVANTAGE 55 (Bayer) For dogs and Puppies 7 weeks and older and 21-55 lbs. Advantage is for the prevention and treatment of flea infestations on dogs. Kills 98-100% of fleas within 12 hours. One treatment prevents further flea infestation for at least four weeks. Kills fleas before they lay eggs.

***PESTICIDES CANNOT BE SHIPPED TO THE STATE OF CALIFORNIA***