Dewormer for Large Dogs

Large Breeds
Large Breeds
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Rated 4.7 out of 5 stars
865
$18.99 Chewy Price
($9.50/ea) Price per Unit
$21.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Rated 4.6 out of 5 stars
872
$15.99 Chewy Price
$18.33 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Rated 4.8 out of 5 stars
3,413
$49.99 Chewy Price
($8.34/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.9 out of 5 stars
17,052
$90.69 Chewy Price
($15.12/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Rated 4.8 out of 5 stars
687
$19.99 Chewy Price
($1.67/g) Price per Unit
$24.77 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Rated 4.8 out of 5 stars
5,755
$91.10 Chewy Price
($15.19/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Rated 4.5 out of 5 stars
133
$51.99 Chewy Price
($26.00/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

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Rated 4.8 out of 5 stars
1,396
$77.99 Chewy Price
($13.00/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Rated 4.6 out of 5 stars
560
$54.99 Chewy Price
($9.17/ea) Price per Unit
$59.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

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Rated 4.8 out of 5 stars
500
$49.10 Chewy Price
($8.19/ea) Price per Unit
$52.43 List Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.8 out of 5 stars
1,960
$72.99 Chewy Price
($12.17/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.8 out of 5 stars
3,882
$225.50 Chewy Price
($37.59/ea) Price per Unit
$214.22 Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.6 out of 5 stars
1,390
$177.49 Chewy Price
($29.59/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.8 out of 5 stars
701
$141.19 Chewy Price
($23.54/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.7 out of 5 stars
955
$106.88 Chewy Price
($35.63/ea) Price per Unit
$101.54 Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.7 out of 5 stars
1,059
$174.59 Chewy Price
($29.10/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

Rated 5 out of 5 stars
1
$51.95 Chewy Price
($25.98/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

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Rated 4.7 out of 5 stars
141
$53.98 Chewy Price
($9.00/ea) Price per Unit
$55.49 List Price
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.8 out of 5 stars
459
$78.49 Chewy Price
($13.09/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.4 out of 5 stars
16
$15.28 Chewy Price
($15.28/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
110
$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 4.8 out of 5 stars
208
$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 4.7 out of 5 stars
154
$69.99 Chewy Price
($11.67/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
47
$21.59 Chewy Price
($21.59/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
282
$134.85 Chewy Price
($44.95/ea) Price per Unit
$128.11 Autoship Price
  • Prescription Item

Free delivery on first-time orders

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Rated 4.5 out of 5 stars
118
$23.03 Chewy Price
($23.03/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.6 out of 5 stars
27
$11.99 Chewy Price
($11.99/ea) Price per Unit
Autoship Price
  • Prescription Item

Free delivery on first-time orders over $35

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Rated 4.4 out of 5 stars
63
$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 4.5 out of 5 stars
176
$85.50 Chewy Price
($14.25/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
29
$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 on your first order of select Pharmacy medication items only. Maximum discount of $30. Must add at least one eligible item to cart and enter code at checkout. Exclusions apply: coupon is not valid on Activyl, Banamine, Bravecto, Incurin, Merck, Mometamax, Optimmune, Orbax, Otomax, Panacur, Posatex, Prestige, Regu-Mate, Safe-Guard, Salix, Schirmer, Sentinel and Sentinel Spectrum Brands, Tri-Heart Plus, Vetpen, Vetsulin, or Veterinary Diet products. Cannot be combined with other offers or promotions. Cannot be redeemed on past purchases. Offer expires 01/21/26. Subject to change without notice.