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IB# 107110
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Interceptor is a once a month beef flavored tablet used for the prevention of heartworm disease and the control of roundworms, hookworms and whipworms in dogs. Dogs should be tested for heartworm prior to use. Milbemycin oxime has been tested safely in over 75 different breeds of dogs, including collies, pregnant females, breeding males and females, and puppies over two weeks of age.  

Elanco acquired Interceptor Flavor Tabs products, previously manufactured and marketed in the United States by Novartis Animal Health. During the transitional period, the manufacturer may still be listed as âNovartisâ on product packaging.


Interceptor is indicated for the prevention of heartworm disease and the treatment and control of roundworms, hookworms and whipworms.

Active Ingredients

milbemycin oxime

Side Effects

There are very few side effects when the drug is given at the normal dose. Side effects may occur. If you notice anything unusual, contact your veterinarian. 


Interceptor should be given orally as directed by your veterinarian.


Make sure to tell your veterinarian what other medication you are giving to your pet. Quite often your veterinarian may prescribe two different medications, even if a drug interaction may occur. In this case, your veterinarian may vary the dose and/or monitor your pet more closely. No interactions have been noted with this medication. Contact your veterinarian if your pet experiences any unusual reactions when different medications are given together. 

Allergic reactions to medications may occur. Be sure to inform VetSource and your veterinarian if your pet has any known drug sensitivities or allergies. If your pet displays symptoms of an allergic reaction, call your veterinarian immediately or go to a veterinary emergency clinic. Symptoms may include but are not limited to: swollen lips, tongue, face, airways; difficulty breathing; agitation; profuse salivation; vomiting; widespread hives and itching.

IB# 107110
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