Heartworm

(25 results)
Revolution Plus for Cats 5.6-11 lbs Orange - 3 or 6 Month Supply
2 sizes
(14)
$91.74 - $165.24
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+ 1 more
Revolution Plus for Cats 11.1-22 lbs Green - 3 or 6 Month Supply
2 sizes
(19)
$97.38 - $170.34
Members earn 2X, 3X or 4X points on ALL purchases thru 2/1*
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+ 1 more
NexGard COMBO Topical Solution for Cats - 5.6-16.5 lbs, Yellow Box
3 sizes
(4)
$33.49 - $173.99
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+ 1 more
Advantage Multi for Cats 9.1-18 lbs
2 sizes
(1)
$19.99 - $129.79
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Bravecto Plus Topical Solution for Cats
(1)
$51.99 - $52.99
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Revolution Topical for Cats 5.1-15 lbs Blue
3 sizes
(2)
$114.97 - $416.22
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Selarid (selamectin) Topical for Cats 5.1-15 lbs, Blue (6 Month Supply)
(0)
$71.99
$92.59
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+ 1 more
NexGard COMBO Topical Solution for Cats - 1.8-5.5 lbs, Purple Box
3 sizes
(1)
$26.79 - $150.19
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Senergy (selamectin) Topical for Cats 15.1 - 22 lbs, 3 doses
(0)
$52.99
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Senergy (selamectin) Topical for Cats 5.1 - 15 lbs, 3 doses
(1)
$49.39
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Senergy (selamectin) Topical for Kittens and Puppies Up to 5 lbs, 3 doses
(0)
$42.89
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Selarid (selamectin) Topical for Cats 15.1-22 lbs, Taupe (6 Month Supply)
(0)
$73.49
$94.79
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Selarid (selamectin) Topical for Kittens/Puppies Up to 5 lbs, Mauve (3 Month Supply)
(0)
$32.49
$43.59
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MilbeGuard Flavored Tablets for Dogs and Cats, 6 Month Supply Dogs 51-100 lbs / Cats 12.1-25 lbs Red
(4)
$43.99
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MilbeGuard Flavored Tablets for Dogs and Cats, 6 Month Supply Dogs 26-50 lbs / Cats 6.1-12 lbs Purpl
(0)
$33.99
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MilbeGuard Flavored Tablets for Dogs and Cats, 6 Month Supply Dogs 11-25 lbs / Cats 1.5-6 lbs Blue
(0)
$29.99
Members earn 2X, 3X or 4X points on ALL purchases thru 2/1*
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MilbeGuard Flavored Tablets for Dogs, 6 Month Supply Dogs 2-10 lbs Yellow
(0)
$27.99
Members earn 2X, 3X or 4X points on ALL purchases thru 2/1*
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+ 1 more
Advantage Multi for Cats 5.1-9 lbs
2 sizes
(2)
$19.79 - $128.59
Members earn 2X, 3X or 4X points on ALL purchases thru 2/1*
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Revolution Topical for Cats 15.1-22 lbs Taupe
3 sizes
(1)
$124.00 - $427.08
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Revolution Plus for Cats 2.8-5.5 lbs Gold - 3 or 6 Month Supply
2 sizes
(0)
$75.18 - $145.25
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Advantage Multi for Cats 2-5 lbs, 3 Month Supply
(1)
$80.49
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Revolution Topical for Puppies and Kittens up to 5 lbs Pink - 3 Month Supply
(0)
$76.30
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Interceptor for Dogs and Cats 51-100 lbs Dogs / 12.1-25 lbs Cats White - 6 Month or 12 Month Supply
(2)
$78.49
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Interceptor  for Dogs and Cats 26-50 lbs Dogs / 6.1-12 lbs Cats Yellow - 6 Month or 12 Month Supply
(0)
$67.99
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Interceptor for Dogs and Cats 11-25 lbs Dogs / 1.5-6 lbs Cats Green - 6 Month or 12 Month Supply
(0)
$56.49
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Save 35% On Your First Autoship Order!
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Looking for heartworm prevention medication for cats? The Pharmacy at PetSmart is the place to find heartworm prevention medication. Stop by the Pharmacy at PetSmart for all your pet medication needs today.
PetSmart customers can place prescription orders through The Pharmacy website, as long as they are active prescriptions that have been prescribed by a vet in the last 12 months.
Prescriptions from a licensed veterinarian are required to purchase feline heartworm prevention medication from The Pharmacy at PetSmart. Need to find a vet? We have you covered.
Aside from heartworm prevention medication for cats, does your pet have another issue that requires medicine? The Pharmacy at PetSmart can fill your prescription for a variety of medicines, like:
While you’re in your local PetSmart store, take a look at our other cat supplies, such as cat treatstoyscat bedscollars, harnesses and leashes, and more.