Dewormers & Parasite Care

(493 results)
Top Fin® Essentials Aquarium Starter Kit
8 sizes
(4177)
$76.49 - $280.49
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Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon
(417)
$50.99
$59.99
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Top Fin® Large Power Filter Cartridges
(275)
$27.99
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+ 2 more
Top Fin® Pre-Conditioned Aquarium Water
2 sizes
(218)
$19.99
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+ 1 more
Top Fin® Silenstream™ Small Filter Cartridges
(63)
$19.99
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+ 2 more
Top Fin® Fascinate Column Starter Kit
(302)
$101.99
$119.99
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Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(227)
$11.99 - $27.99
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Top Fin® Aquarium Hinged Glass Lid
7 sizes
(188)
$17.99 - $59.99
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Top Fin® Element EF-S Filter Cartridges
3 sizes
(365)
$11.99 - $27.99
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Top Fin® Split Bowfront Aquarium - 5 Gallon
(754)
$63.74
$74.99
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Top Fin® Silenstream™ Aquarium Power Filter
5 sizes
(1483)
$25.99 - $79.99
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Top Fin® Compact Aquarium Heater
3 sizes
(469)
$27.99 - $42.99
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Top Fin® Half Moon Aquarium - 3.5 Gallon
(2066)
$50.99
$59.99
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Top Fin® Premium Aquarium Gravel - Classic Beach
(64)
$8.49
$9.99
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Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix
2 sizes
(45)
$8.49 - $30.59
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Top Fin® Aquarium Air Pump
3 sizes
(763)
$22.99 - $32.99
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Top Fin® Silenstream Filter Cartridge - 3pk
(111)
$11.99
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Top Fin® Aquarium Airline Tubing
2 sizes
(96)
$6.99 - $11.99
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Top Fin® Aquarium Sponge Filter
3 sizes
(202)
$11.99 - $23.99
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Top Fin® Aquarium Water Conditioner
3 sizes
(239)
$7.99 - $17.99
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Top Fin® Floating Glass Aquarium Thermometer
(238)
$4.99
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Top Fin® Fine Mesh Fish Net
(108)
$4.99
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Top Fin® Captivate Starter Kit
(414)
$140.24
$164.99
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Top Fin® Silenstream™ Large Filter Cartridges
(135)
$19.99
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Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Top Fin® Internal Filter Cartridges
(30)
$10.99
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Top Fin® CN-S Corner Filter Cartridges
2 sizes
(48)
$10.99 - $19.99
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Top Fin® 10 Gallon Angled Aquarium
(139)
$93.49
$109.99
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Top Fin® 5 Gallon Shrimp & Plant Aquarium
(89)
$76.49
$89.99
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Top Fin® Retreat™ RF-L Filter Cartridges
(107)
$19.99
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Top Fin® Premium Glass Aquarium - 5 Gallon
(1566)
$76.49
$89.99
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Top Fin® Aquarium Gravel - River Rock
2 sizes
(2)
$8.49 - $29.74
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Top Fin® Aquarium Gravel - Midnight Black
2 sizes
(2)
$8.49 - $29.74
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Top Fin® Greenery Driftwood Aquarium Ornament
(148)
$59.99
Buy 1 get 2nd 40% off aquatic ornaments and artificial plants (excl. Halloween decor)
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+ 1 more
Top Fin® Shrimp & Plant Oasis Tank - 3 Gallon
(278)
$59.49
$69.99
Enjoy Free Same-day delivery!
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After a trip to the vet, you may be looking for parasite & deworming medicine for cattle, horses, or other livestock. You can find the cattle deworming medicine, horse deworming medicine, and other livestock deworming & parasite medicine you need at The Pharmacy at PetSmart. We carry exactly what your vet prescribed to put your animal on the road to recovery. 
 
If you believe your animal might be sick or in need of livestock parasite & deworming medicine for cattle & horses, the vet should be your very first stop. They can assess your animal and diagnose them if needed. Always speak to a veterinarian as a prescription is required to purchase livestock parasite & deworming medicine for cattle & horses from The Pharmacy at PetSmart. Our associates will make sure you get exactly what your animal needs. 

 
Looking for something other than horse deworming medication, cattle deworming medication, or other livestock deworming & parasite medication?