HEARTGARD Plus (ivermectin/pyrantel) is the #1 choice of veterinarians for heartworm disease prevention!¹

HEARTGARD Plus is highly effective in preventing heartworm disease. Heartworm disease is a serious threat to the health of your dog. To protect your dog from heartworm disease give HEARTGARD (ivermectin) once-a-month year-round or as directed by your veterinarian. HEARTGARD Plus also provides treatment and control of 2 roundworms and 3 hookworms in a Real-Beef Chewable that dogs love.²

HEARTGARD Plus has a wide margin of safety for all sizes and breeds of dogs. It is approved for use in puppies as young as 6 weeks, small dogs regardless of weight, pregnant or breeding bitches, stud dogs, and Collies. 

HEARTGARD Plus is available for three weight ranges; 0–25lbs, 26–50lbs, and 51–100lbs. For dogs over 100 lbs, use the appropriate combination of these chewables (e.g. for a 145 lb dog, give one (1) chewable from the 26–50 lb package and one (1) chewable from the 51–100 lb package). HEARTGARD Plus is available in 6-dose dispensing packs or our more convenient 12-dose dispensing pack. The 12-dose packaging provides the convenience of having a full year's supply of HEARTGARD Plus on hand. 

Dogs 6-months of age and older should be tested for, and be negative for heartworm disease, prior to starting a preventative program. Dogs should be retested 6 months later and then annually. 

HEARTGARD Plus comes with the Plus Guarantee* of Satisfaction! Your satisfaction with HEARTGARD Plus is guaranteed when used as directed by your veterinarian. HEARTGARD Plus is highly effective against heartworms, and treats and controls 2 species of roundworms and 3 species of hookworms.

Ask your veterinarian for details about the Heartgard Plus before trying for the first time. We will not be responsible for any side effects or allergies.

Pet	Weight	Dosage
Dogs/Puppies: (6 weeks of age and older)	Up to 25 lbs	Give 1 chewable every month (Blue Box)
	26-50 lbs	Give 1 chewable every month (Green Box)
	51-100 lbs	Give 1 chewable every month (Brown Box)
	Over 100 lbs	Give combination of chewables based on weight
Cats:
Horses: