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This box contains 6 doses. Give one dose a month.


Your furry friend must have a current heartworm test result on file with Miamitown Pet Hospital in order to be prescribed heartworm medication. Please visit us to have this test performed annually to protect your four-legged friend.


Sentinel Spectrum is a monthly oral preventive prescription that guards against heartworms, adult roundworms, adult hookworms, whipworms, and prevents the development of flea eggs. It protects your dog against heartworm disease and intestinal worms, all in a palatable, beef-flavored chewable.

Sentinel Spectrum Soft Chews for Dogs (2 - 8 lbs)

  • Sentinel Spectrum is indicated for the prevention of heartworm disease. It is also formulated to help prevent and control flea populations, and for the treatment and control of adult roundworm, hookworm, whipworm, and tapeworm infections in dogs and puppies six weeks of age and older and weighing at least two pounds.

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