Like you, we believe that heartworm disease prevention is not discretionary. Heartworm disease can be deadly, which is why we’re committed to helping you promote the importance of prevention and keep dogs protected with a safe, proven preventive.

Heartgard® Plus (ivermectin/pyrantel)?

HEARTGARD® Plus (ivermectin/pyrantel) is the heartworm preventive product that more pet owners ask for by name,2 and it's the real-beef chew that dogs prefer.3

For over 34 years, HEARTGARD (ivermectin) brand products have provided:

  • Proven efficacy against heartworms.
  • Protection that's safe for pregnant and breeding females and stud dogs.
  • Protection that’s safe for all breeds and puppies 6 weeks of age or older with no minimum weight requirement.

Over 2 billion doses of HEARTGARD brand products have been dispensed.4

And, HEARTGARD Plus offers the Plus Customer Satisfaction Guarantee, so both you and your clients know you’re in good hands.

We’re on your Team.

At, we’re inspired by the work you do to help dogs live happier, healthier lives. That’s why we’ve made one place packed with educational tools, ready-made social media content, and online CE courses available to all veterinary professionals, all completely free.

As you continue your mission to educate pet owners about the risks of heartworm disease and intestinal parasites, use as your comprehensive resource for education and support. We want to help your clinic grow!

2 Data on file at Boehringer Ingelheim.

3 Data on file at Boehringer Ingelheim.

4 Data on file at Boehringer Ingelheim.