ProHeart 6 Logo

About ProHeart® 6 (moxidectin)

What’s the ProHeart 6 difference?

Only ProHeart 6 can prevent heartworm disease for a full 6 months in just 1 shot given by your veterinarian.

What does that mean for you and your dog?

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It’s one less thing to worry about every month. How great is that?

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2 doses a year instead of 12. We can even send you a reminder when it’s almost time for your dog’s next shot.

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Assured protection

You can trust that your dog is completely protected against heartworm disease for 6 months with just 1 shot.

More ProHeart 6 Benefits

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100% effective

when given every 6 months1

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Year-round protection

provided in 2 shots

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Proven safety

with more than 9 million* doses distributed

Is ProHeart 6 right for your best friend?

How To Get ProHeart 6

How does a single mosquito bite put your dog at risk?

Heartworm Disease

*Doses distributed between 2008 and 20152