Heartworm

(71 results)
Simparica Trio Chewable Tablets for Dogs - 44.1-88 lbs, Green Box
2 sizes
(41)
$42.19 - $211.19
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Simparica Trio Chewable Tablets for Dogs - 22.1-44 lbs, Blue Box
2 sizes
(17)
$41.09 - $205.19
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Simparica Trio Chewable Tablets for Dogs - 11.1-22 lbs, Caramel Box
(15)
$188.99
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Heartgard Plus Chewables For Dogs 51-100 lbs Brown
3 sizes
(16)
$16.29 - $145.89
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Simparica Trio Chewable Tablets for Dogs - 88.1-132 lbs, Brown Box
2 sizes
(5)
$42.69 - $212.79
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Simparica Trio Chewable Tablets for Dogs - 5.6-11 lbs, Purple Box
2 sizes
(6)
$37.29 - $186.89
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Heartgard Plus Chewables For Dogs 1-25 lbs Blue
3 sizes
(13)
$12.79 - $99.99
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Heartgard Plus Chewables For Dogs 26-50 lbs Green
3 sizes
(12)
$14.39 - $123.89
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NexGard Plus Chewable Tablets for Dogs - 33.1-66 lbs, Purple Box
3 sizes
(3)
$46.39 - $224.39
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NexGard Plus Chewable Tablets for Dogs - 66.1-132 lbs, Red Box
3 sizes
(3)
$47.59 - $230.99
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NexGard Plus Chewable Tablets for Dogs - 17.1-33 lbs, Gold Box
3 sizes
(2)
$45.19 - $217.49
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NexGard Plus Chewable Tablets for Dogs - 8.1-17 lbs, Green Box
3 sizes
(1)
$43.79 - $203.99
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Interceptor Plus Chewable Tablets for Dogs - 50.1 - 100 lbs, Blue Box
3 sizes
(16)
$13.99 - $148.79
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Trifexis Chewable Tablets for Dogs 40.1-60 lbs Blue
2 sizes
(7)
$26.99 - $158.99
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Trifexis Chewable Tablets for Dogs 60.1-120 lbs Brown
2 sizes
(4)
$26.99 - $160.99
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Trifexis Chewable Tablets for Dogs 10.1-20 lbs Orange
2 sizes
(5)
$24.50 - $146.99
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Trifexis Chewable Tablets for Dogs 20.1-40 lbs Green
2 sizes
(1)
$25.99 - $150.99
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Tri-Heart Plus Chewable Tablets for Dogs 51-100 lbs Brown
(3)
$49.99
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Credelio Quattro Chewable Tablets for Dogs - 50.1-100 lbs, Blue Box
2 sizes
(0)
$36.99 - $213.99
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Simparica Trio Chewable Tablets for Dogs - 11.1-22 lbs, Caramel Box
(1)
$37.99
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Simparica Trio Chewable Tablets for Dogs - 2.8-5.5 lbs, Gold Box
2 sizes
(1)
$36.79 - $183.09
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Advantage Multi Topical for Dogs 55.1-88 lbs Blue
2 sizes
(1)
$21.79 - $130.39
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Advantage Multi Topical for Dogs 20.1-55 lbs Red
2 sizes
(1)
$21.69 - $129.79
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Advantage Multi Topical for Dogs 9.1-20 lbs Teal
2 sizes
(5)
$21.49 - $128.49
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Revolution Topical for Dogs 40.1-85 Teal - 3 Month or 6 Month Supply
2 sizes
(1)
$97.19 - $175.49
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Revolution Topical for Dogs 10.1-20 Brown - 3 Month or 6 Month Supply
2 sizes
(3)
$94.49 - $166.39
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Revolution Topical for Dogs 5.1-10 Purple - 3 Month or 6 Month Supply
2 sizes
(0)
$91.29 - $161.99
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Sentinel Flavor Tabs for Dogs 51-100 lbs White
(1)
$72.99
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Sentinel Flavor Tabs for Dogs 26-50 lbs Yellow
(0)
$60.99
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Credelio Quattro Chewable Tablets for Dogs - 25.1-50 lbs, Green Box
2 sizes
(0)
$35.99 - $206.29
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Credelio Quattro Chewable Tablets for Dogs - 12.1-25 lbs, Orange Box
2 sizes
(0)
$33.49 - $190.49
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Credelio Quattro Chewable Tablets for Dogs - 6.1-12 lbs, Pink Box
2 sizes
(0)
$32.99 - $187.99
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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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Bravecto Topical Solution for Dogs
(1)
$64.99 - $67.99
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Trifexis Chewable Tablets for Dogs 5-10 lbs Pink
2 sizes
(1)
$23.99 - $139.99
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Revolution Topical for Dogs 20.1-40 Red  - 3 Month or 6 Month Supply
2 sizes
(1)
$96.19 - $175.49
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Tri-Heart Plus Chewable Tablets for Dogs 26-50 lbs Green
(3)
$36.99
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Advantage Multi Topical for Dogs 3-9 lbs Green
2 sizes
(5)
$21.39 - $127.89
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Revolution Topical for Dogs 85.1-130 Plum - 3 Month or 6 Month Supply
2 sizes
(0)
$122.59 - $224.09
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Heartworm Disease can be a serious illness for dogs if left untreated. If you suspect your dog may have heartworm disease, make an appointment with your vet as soon as possible. After a visit to the vet has revealed that your dog has, in fact, contracted heartworm disease, your vet may write a prescription for heartworm medications for dogs. The Pharmacy at PetSmart is your go-to for filling prescriptions and carrying out veterinarian treatment plans. 
Pet parents on the search for heartworm medication should consult a vet before implementing any sort of new medication into their pet’s medical regimen. 
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 Heartworm Medication from The Pharmacy at PetSmart. Need to find a vet? We have you covered.
Does your dog have more than one medical concern? The Pharmacy carries many medications other than heartworm medications for dogs, like:  
While you’re here, stock up on all the products your dog needs to live their best life, with PetSmart’s dog supplies. We have a wide variety of dog foodfood and water bowlscollarsleashes and harnesses, and dog treats to keep your dog’s tail wagging.