Heartworm Medicine For Large Dogs

Large Breeds
Large Breeds
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Rated 4.8 out of 5 stars
3,621
$52.99 Chewy Price
($8.84/ea) Price per Unit
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Rated 4.8 out of 5 stars
6,087
$91.10 Chewy Price
($15.19/ea) Price per Unit
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Rated 4.8 out of 5 stars
17,988
$90.69 Chewy Price
($15.12/ea) Price per Unit
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Rated 4.8 out of 5 stars
537
$49.10 Chewy Price
($8.19/ea) Price per Unit
$52.43 List Price
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Free delivery on first-time orders

Rated 4.7 out of 5 stars
280
$38.99 Chewy Price
($6.50/ea) Price per Unit
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Rated 4.8 out of 5 stars
1,490
$81.99 Chewy Price
($13.67/ea) Price per Unit
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Rated 4.8 out of 5 stars
492
$78.49 Chewy Price
($13.09/ea) Price per Unit
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Rated 4.6 out of 5 stars
1,457
$177.49 Chewy Price
($29.59/ea) Price per Unit
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Rated 4.8 out of 5 stars
4,210
$225.50 Chewy Price
($37.59/ea) Price per Unit
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Rated 4.8 out of 5 stars
2,062
$76.99 Chewy Price
($12.84/ea) Price per Unit
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  • Prescription Item

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Rated 4.7 out of 5 stars
150
$56.68 Chewy Price
($9.45/ea) Price per Unit
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Rated 4.7 out of 5 stars
1,103
$174.59 Chewy Price
($29.10/ea) Price per Unit
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Rated 4.5 out of 5 stars
124
$23.03 Chewy Price
($23.03/ea) Price per Unit
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  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.8 out of 5 stars
745
$141.19 Chewy Price
($23.54/ea) Price per Unit
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Free delivery on first-time orders

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Rated 4.4 out of 5 stars
17
$15.74 Chewy Price
($15.74/ea) Price per Unit
$16.81 List Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.6 out of 5 stars
1,014
$193.07 Chewy Price
($32.18/ea) Price per Unit
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Rated 4.7 out of 5 stars
54
$22.70 Chewy Price
($22.70/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.7 out of 5 stars
175
$69.99 Chewy Price
($11.67/ea) Price per Unit
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  • Prescription Item

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Rated 4.6 out of 5 stars
118
$9.11 Chewy Price
($9.11/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.7 out of 5 stars
293
$134.85 Chewy Price
($44.95/ea) Price per Unit
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Rated 4.8 out of 5 stars
217
$141.79 Chewy Price
($23.64/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.6 out of 5 stars
30
$54.99 Chewy Price
($9.17/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.5 out of 5 stars
29
$12.70 Chewy Price
($12.70/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.5 out of 5 stars
191
$85.50 Chewy Price
($14.25/ea) Price per Unit
Autoship Price
  • Prescription Item

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Rated 4.5 out of 5 stars
66
$112.59 Chewy Price
($18.77/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.6 out of 5 stars
31
$67.93 Chewy Price
($22.65/ea) Price per Unit
$72.54 List Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

*20% off your first Pharmacy order with code RX20 Terms

20% off promotion is valid only on your first Chewy Pharmacy order. This exclusive offer is only valid for the intended recipient of this email. Must be logged in to your account to receive offer. Maximum discount of $30. Must enter code RX20 at checkout. Limit one promotion code per household. Not valid on Activyl, Bravecto, Incurin, Mometamax, Optimmune, Orbax, Otomax, Panacur, Posatex, Salix, Tri-Heart Plus, Regu-mate, Vetpen, Banamine, Safe-guard, Schirmer, or Vetsulin, Hill's Prescription Diet, Royal Canin Veterinary Diet, Purina Pro Plan Veterinary Diets, Blue Buffalo Natural Veterinary Diet, Sentinel, or Sentinel Spectrum. Subject to Terms. Offer valid through 01/31/2027, while supplies last.