Save on heartworm protection and internal parasite control without sacrificing value.
Contains Ivermectin/Pyrantel, proven active ingredient for heartworm protection
Prevents heartworm disease, treats and controls roundworms and hookworms2
Easy-to-give, beef-flavored, chewable2
20% lower price3
Tri-Heart® Plus uses the same molecule as the leading competitor, making it just as effective at preventing heartworm disease and treating and controlling roundworms and hookworms.
Heartworm disease starts with a mosquito bite infecting your dog with worms that live and reproduce in the heart and pulmonary arteries. Keep your dog safe and stop the dreaded infection cycle with Tri-Heart® Plus.
Provide your dog with a palatable beef-flavored chewable that provides premium protection for him and savings for you.
A taste test of Tri-Heart® Plus Chewable Tablets vs. Heartgard® Plus Chewables showed that dogs have no preference. If your dog doesn’t accept the flavored chewable tablet, the full purchase price of the product will be refunded.
They'll Be Protected From Heartworm Disease
Following the Tri-Heart® Plus year-round protocol and once qualified for the Guarantee, if your dog is diagnosed heartworm positive, the Tri-Heart® Plus Guarantee covers:
The full cost of diagnosis, including all professional fees
Your veterinarian simply contacts Merck Animal Health prior to commencing the tests. After confirming adherence to the Tri-Heart® Plus protocol and testing, your veterinary service fees will be covered by us.
Your dog will be dewormed for hookworms and roundworms
As long as the dose was administered within 31 days.
A year's supply – Free
With a diagnosis of heartworms, a free one-year supply of Tri-Heart® Plus will be provided.
If for any reason you are not satisfied, speak to your veterinarian or call our toll-free guarantee center at 1-800-224-5318 for replacement or refund.
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The same active ingredients for heartworm protection and internal parasite control as the leading competitor, but at a lower price.
Please refer to Tri-Heart® Plus Prescribing Information for more detail.
Average discounted price of Tri-Heart® Plus compared to Heartgard® Plus. December 2016, 57-69 US Flea and Heartworm Markets, Brakke Consulting and Average price of Tri-Heart® Plus compared to Heartgard® Plus as per Price List, Merial® Brand Pet Products effective February 1st, 2017.
American Heartworm Society. https://www.heartwormsociety.org (accessed May 18, 2017).
September 2000, ANADA 200-338, Palatability of Chewable Tablets. Heska Corporation Submission
All dogs should be tested for heartworm infection before starting a preventive program. In a small percentage of ivermectin/pyrantel treated dogs, digestive and neurological side effects may occur.
HEARTGARD is a registered trademark of Merial.