Which Treatment Is Better – Heartgard Plus Or Interceptor?


It doesn’t matter how much you take care of your furry babies, some worms and parasites always find a way to irritate your furry companion! In fact, there are worms such as heartworms that can severely deteriorate your pet’s health. So, it’s imperative to administer the right heartworm preventative to your doggo. Hence, we have come up with a comparison chart between two top selling heartworm preventive treatments. In this blog, you’ll be able to find the difference between Heartgard Plus and Interceptor, so you can pick the best one for your pet.

What is Heartgard Plus?

Heartgard Plus is a highly effective heartworms preventative for dogs. It not only prevents heartworm infection but also kills the heartworm larvae thus provide complete protection. Moreover, this potent treatment works against intestinal worms such as roundworms and hookworms. It is a monthly treatment which comes in a flavored tablet for easy administration.

What is Interceptor for Dogs?

Interceptor is another powerful preventative for heartworm infection in dogs. Along with preventing heartworms, it also kills the immature stages of heartworms. In addition, intestinal worms such as roundworms, hookworms, and whipworms are also treated by Interceptor. It is a highly palatable chewable which is readily accepted by dogs.

Now, let’s see the difference between these two treatments –


Heartgard Plus


Prevents Heartworms



Kills immature stages of heartworms



Treats intestinal worms

Effective against roundworms and hookworms

Eliminates roundworms, hookworms, and whipworms

Treats fleas



From which age to be given

From 6 weeks of age

From 4 weeks of age

When to administer

Every month

Every month

Mode of administration

Oral chewable

Oral chewable

Active ingredients

Ivermectin and Pyrantel

Milbemycin Oxime


Merial/Boehringer Ingelheim


From the above comparison chart, it’s apparent that both have their own distinctive features. So, make sure you thoroughly go through the comparison chart and pick the perfect treatment for your furry buddy.

Related Post

How to Get Rid of Heartworms In Your Dog

Heartworm infection in dogs is caused by Dirofilaria immitis, a thread-like worm that is transmitted…

Heartworm Disease In Dogs and Treatment

According to a survey, heartworm is one of the most prevalent and progressive diseases in…