Excel 8in1 Safe-Guard Canine Dewormer for Dogs, 3-Day Treatment Safe-Guard treats against Tapeworms, Roundworms, Hookworms, and Whipworms Easy to feed granules that mix into food Safe for young puppies over the age of 6 weeks, pregnant dogs, and heartworm infected dogs Must be administered for 3 consecutive days and is effective for 6 months Each package contains three 1-gram pouches Safe and effective for the treatment and control of: tapeworms, roundworms, hookworms, whipworms. Safe for young puppies over the age of 6 weeks, pregnant female dogs and heartworm infected dogs. Easy to feed granulesmixes into food. Must be administered for 3 consecutive days. Treats and controls tapeworms, roundworms, hookworms and whipworms safe and effectively for dogs up to 40 pounds. Convenient, highly palatable granules that you can mix right into your pup&#039;s food for a hassle-free de-worming treatment. Safe for any breed of young puppies over the age of 6 weeks and pregnant dogs. Contains three 4-gram pouches, each pouch treats 40 lbs Highly effective formula contains fenbendazole which is the same active ingredient found in prescription canine dewormers.