Sentry Worm X Plus 7 Way DeWormer Small Dogs (6 Count) Sentry HC WormX Plus For Small Dogs is a broad spectrum de-wormer for the treatment and control of large Roundworms, Hookworms and Tapeworms in dogs and puppies 6 lbs to 25 lbs WormX Plus is available without a prescription Treats and Control 7 Species of Intestinal Worms 6 to 12 lbs - Give 1 Tablet 12.1 to 25 lbs - Give 2 Tablets Sentry HC WormX Plus Chewables are recommended for dogs 12 weeks of age and older