Dewormers & Parasite Care

(63 results)
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
(16)
$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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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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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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Sentinel Flavor Tabs for Dogs 11-25 lbs Green
(3)
$50.99
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NexGard Plus Chewable Tablets for Dogs - 4-8 lbs, Orange Box
2 sizes
(0)
$104.99 - $200.59
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NexGard Plus Chewable Tablets for Dogs - 4-8 lbs, 1M, Orange Box
(0)
$42.99
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Senergy (selamectin) Topical for Dogs 85.1 - 130 lbs, 3 doses
(0)
$67.99
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Senergy (selamectin) Topical for Dogs 40.1 - 85 lbs, 3 doses
(0)
$52.99
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The Pharmacy at PetSmart carries medications you need for your dog’s worms and parasites. Whether you need worms medication or parasite medication for dogs, we have you covered. At PetSmart, we know that your top priority is helping your dog and following your vet’s treatment plan. 
Remember, don’t give your dog medication without first seeking advice from your vet. 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 dewormer medication from The Pharmacy at PetSmart. Need to find a vet? We have you covered.
Not looking for dewormers and parasite care for your dog? The Pharmacy at PetSmart carries a wide selection of many different medications, including: