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 pets happy and healthy with a preventive you trust.

Why Heartgard® (ivermectin) brand products?

HEARTGARD is the heartworm prevention product that more pet owners trust and ask for by name.1

For over 30 years, HEARTGARD has been trusted to provide:

  • 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 or older

With over 2 billion doses dispensed, HEARTGARD is the Real-Beef Chewable dogs prefer!2

And, HEARTGARD 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 pets 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!

1 Data on file at Boehringer Ingelheim.

2 Data on file at Boehringer Ingelheim.