Prescription Heartworm Prevention Medicine for Dogs

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Slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 4 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 4 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 4 of 4
Slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 4 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 4 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 4
Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mos. supply) slide 4 of 4

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Simparica Trio Chewable Tablet for Dogs, 11.1-22.0 lbs, (Caramel Box), 6 Chewable Tablets (6-mo...

Rated 4 out of 5 stars
2
$231.24 Chewy Price
$219.68 Autoship Price
  • Prescription Item

Free delivery on first-time orders

Slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 2 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 3 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 4 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 5 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 2 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 3 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 4 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 5 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 2 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 3 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 4 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 5 of 5
Slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 2 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 3 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 4 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 5 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 2 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 3 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 4 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 5 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 1 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 2 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 3 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 4 of 5
Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply) slide 5 of 5

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Sentinel Spectrum Chew for Dogs, 25.1-50 lbs, (Yellow Box), 6 Chews (6-mos. supply)

Rated 3.5 out of 5 stars
4
$64.99 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Slide 1 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 1 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 2 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 3 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 4 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 5 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 6 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 7 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 8 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 9 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 1 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 2 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 3 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 4 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 5 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 6 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 7 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 8 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 9 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 1 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 2 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 3 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 4 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 5 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 6 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 7 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 8 of 9
NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply) slide 9 of 9

NexGard PLUS Chew for Dogs, 17.1-33 lbs. (Gold Box) 6 Chews (6-mos. supply)

$228.90 Chewy Price
($38.15/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Slide 1 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 1 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 2 of 3
Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supply) slide 3 of 3

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Iverhart Plus Chewable Tablet for Dogs, 26-50 lbs, (Green Box), 6 Chewable Tablets (6-mos. supp...

Rated 2.7 out of 5 stars
3
$40.43 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Revolution Topical Solution for Dogs, 40.1-85 lbs, (Teal Box), 3 Doses (3-mos. supply)

Rated 3 out of 5 stars
3
$118.62 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Advantage Multi Topical Solution for Dogs, 55.1-88 lbs, (Blue Box), 6 Doses (6-mos. supply)

Rated 3.7 out of 5 stars
3
$130.31 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Simparica Trio Chewable Tablet for Dogs, 88.1-132.0 lbs, (Brown Box), 6 Chewable Tablets (6-mos...

$170.73 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Interceptor Chewable Tablet for Dogs, 11-25 lbs, & Cats, 1.5-6 lbs, (Green Box), 6 Chewable Tab...

Rated 3.3 out of 5 stars
3
$46.99 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Trifexis Chewable Tablet for Dogs, 40.1-60 lbs, (Blue Box), 6 Chewable Tablets (6-mos. supply)

Rated 3.3 out of 5 stars
3
$139.04 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Revolt Topical Solution for Dogs, 10.1-20 lbs, (Brown Box), 6 Doses (6-mos. supply)

$65.94 Chewy Price
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  • Prescription Item

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Revolution Topical Solution for Kittens & Puppies, under 5 lbs, (Mauve Box), 3 Doses (3-mos. su...

Rated 2.7 out of 5 stars
3
$63.99 Chewy Price
Autoship Price
  • Prescription Item

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Iverhart Max Chew for Dogs, 25.1-50 lbs, (Green Box), 6 Chews (6-mos. supply)

Rated 3 out of 5 stars
3
$48.97 Chewy Price
$55.49 List Price
Autoship Price
  • Prescription Item

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Interceptor Chewable Tablet for Dogs, 2-10 lbs, (Brown Box), 6 Chewable Tablets (6-mos. supply)...

Rated 4 out of 5 stars
3
$45.32 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Barrier Topical Solution for Dogs, 55.1-88 lbs, 6 Doses (6-mos. supply)

$64.32 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Revolution Topical Solution for Dogs, 20.1-40 lbs, (Red Box), 3 Doses (3-mos. supply)

Rated 3.3 out of 5 stars
3
$88.98 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Advantage Multi Topical Solution for Dogs, 20.1-55 lbs, (Red Box), 6 Doses (6-mos. supply)

Rated 3 out of 5 stars
3
$129.71 Chewy Price
Autoship Price
  • Prescription Item

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Simparica Trio Chewable Tablet for Dogs, 2.8-5.5 lbs, (Gold Box), 6 Chewable Tablets (6-mos. su...

$220.68 Chewy Price
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Selarid Topical Solution for Dogs, 10.1-20 lbs, (Brown Box), 6 Doses (6-mos. supply)

$76.66 Chewy Price
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  • Prescription Item

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Trifexis Chewable Tablet for Dogs, 5-10 lbs, (Magenta Box), 6 Chewable Tablets (6-mos. supply)

Rated 3 out of 5 stars
3
$122.68 Chewy Price
Autoship Price
  • Prescription Item

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Midamox Topical Solution for Dogs, 55.1-88 lbs, (Blue Box), 6 Doses (6-mos. supply)

$78.16 Chewy Price
Autoship Price
  • Prescription Item

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Milbehart Flavored Tablets for Dogs, 51-100 lbs, & Cats, 12-25 lbs, 6 Flavored Tablets (6-mos. ...

$54.43 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Iverhart Max Chew for Dogs, 12.1-25 lbs, (Blue Box), 6 Chews (6-mos. supply)

Rated 4 out of 5 stars
3
$39.97 Chewy Price
($6.67/ea) Price per Unit
$45.29 List Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Sentinel Spectrum Chew for Dogs, 2-8 lbs, (Orange Box), 6 Chews (6-mos. supply)

Rated 4.3 out of 5 stars
3
$51.99 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Barrier Topical Solution for Dogs, 20.1-55 lbs, 6 Doses (6-mos. supply)

$65.93 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Revolution Topical Solution for Dogs, 5.1-10 lbs, (Purple Box), 3 Doses (3-mos. supply)

Rated 4 out of 5 stars
3
$111.39 Chewy Price
Autoship Price
  • Prescription Item

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Advantage Multi Topical Solution for Dogs, 88.1-110 lbs, (Brown Box), 6 Doses (6-mos. supply)

Rated 3 out of 5 stars
3
$130.92 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Bundle: Bravecto Chew, 88-123 lbs, (Pink Box), 2 Chews (6-mos. supply) + Sentinel Spectrum Chew...
$197.97 Chewy Price
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Selarid Topical Solution for Dogs, 40.1-85 lbs, (Teal Box), 6 Doses (6-mos. supply)

$73.44 Chewy Price
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Revolt Topical Solution for Dogs, 40.1-85 lbs, (Teal Box), 6 Doses (6-mos. supply)

$91.55 Chewy Price
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Milbehart Flavored Tablets for Dogs, 2-10 lbs, 6 Flavored Tablets (6-mos. supply)

$34.41 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Milbehart Flavored Tablets for Dogs, 26-50 lbs, & Cats, 6.1-12 lbs, 6 Flavored Tablets (6-mos. ...

$44.64 Chewy Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Ivermectin Compounded Oral Liquid Chicken Flavored for Dogs, Cats & Horses, 1-mg/mL, 30 mL

$41.95 Chewy Price
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Senergy Topical Solution for Dogs, 40.1-85 lbs, (Teal Box), 3 Doses (3-mos. supply)

$55.46 Chewy Price
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Advantage Multi Topical Solution for Dogs, 3-9 lbs, (Green Box), 6 Doses (6-mos. supply)

Rated 3 out of 5 stars
3
$127.88 Chewy Price
Autoship Price
  • Prescription Item

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Revolution Topical Solution for Dogs, 85.1-130 lbs, (Plum Box), 3 Doses (3-mos. supply)

Rated 4 out of 5 stars
3
$105.99 Chewy Price
Autoship Price
  • Prescription Item

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Midamox Topical Solution for Dogs, 9.1-20 lbs, (Teal Box), 6 Doses (6-mos. supply)

$85.37 Chewy Price
Autoship Price
  • Prescription Item

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Milbehart Flavored Tablets for Dogs, 11-25 lbs, & Cats, 1.5-6 lbs, 6 Flavored Tablets (6-mos. s...

$43.51 Chewy Price
Autoship Price
  • Prescription Item

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Save 5% on repeat deliveries

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