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Dewormer & Internal Parasite Treatments

Keep your pets and animals healthy with our dewormer medicine and internal parasite treatments. Shop from top brands for best prices at Lambert Vet Supply.

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Original price $21.53 - Original price $148.85
Original price $21.53
$21.53 - $148.85
$21.53 - $148.85
Current price $21.53

Trifexis Chewable Monthly Tablets for Dogs

Elanco

Trifexis (spinosad + milbemycin oxime) Chewable Monthly Tablets for Dogs Trifexis monthly heartworm medication for dogs also kills fleas and contro...

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Original price $58.99 - Original price $82.99
Original price $58.99 - Original price $82.99
Original price $58.99
$51.09 - $72.99
$51.09 - $72.99
Current price $51.09

Heartgard Plus for Dogs, 6 Chews

Heartgard

Rx Heartgard Plus for Dogs, 6 Chews Heartgard Plus is for use in dogs to prevent canine heartworm disease by eliminating the tissue stage of hea...

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Original price $26.99 - Original price $46.99
Original price $26.99
$26.99 - $46.99
$26.99 - $46.99
Current price $26.99

Tri-Heart Plus Chewable Tablets for Dogs, 6 count

Tri-Heart

Rx Tri-Heart Plus for Dogs, 6 count For use in dogs 6 weeks and older. There are many parasites which can prove harmful to your pooch. Heartworms...

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Original price $48.99 - Original price $72.99
Original price $48.99
$48.99 - $72.99
$48.99 - $72.99
Current price $48.99

Sentinel® Once-a-month Flavor Tabs® for Dogs, 6 Pack

Sentinel

Rx Sentinel Flavor Tabs for Dogs Sentinel Flavor Tabs are an oral broad-spectrum anthelmintic and flea control product for dogs and puppies, four ...

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Original price $51.99 - Original price $77.99
Original price $51.99
$51.99 - $77.99
$51.99 - $77.99
Current price $51.99

Sentinel Spectrum Chews for Dogs, 6 Chews

Sentinel

Sentinel Spectrum Chews for DogsFor optimal parasite protection, Sentinel Spectrum is formulated with three active ingredients that control and pre...

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Original price $564.99 - Original price $564.99
Original price $564.99
$564.99
$564.99 - $564.99
Current price $564.99

Panacur (fenbendazole) Granules for Dogs 22.2%, 1 lb Economy Tub

Merck Animal Health

Panacur Dewormer Granules Panacur (fenbendazole) Granules 22.2% contains the active anthelmintic, fenbendazole. The chemical name of fenbendaz...

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Original price $4.99 - Original price $4.99
Original price $4.99
$4.99
$4.99 - $4.99
Current price $4.99

Drontal Tablet for Cats, 1 Tablet

Pet's Choice Pharmacy

Rx Drontal Tablet for Cats, 1 TabletDrontal is prescribed by veterinarians to help treat a variety of intestinal worms, including tapeworms, hookwo...

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Original price $429.99 - Original price $899.99
Original price $429.99
$429.99 - $899.99
$429.99 - $899.99
Current price $429.99

LongRange (eprinomectin) ERI Extended-Release Injection for Cattle

LongRange

LongRange ERI Injectable Parasiticide/Dewormer 5% Eprinomectin LONGRANGE ® (eprinomectin) is a ready-to-use, sterile injectable preparation contain...

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Original price $299.99 - Original price $299.99
Original price $299.99
$299.99
$299.99 - $299.99
Current price $299.99

Rx Gris-PEG Tabs, 125 mg x 100 ct

Gris-PEG

Gris-PEG Tabs, 125 mg x 100 ct Griseofulvin, also known as Gris-PEG is indicated for the treatment of the following ringworm infections; tineaco...

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Original price $349.99 - Original price $349.99
Original price $349.99
$349.99
$349.99 - $349.99
Current price $349.99

Diroban (melarsomine dihydrochloride) Canine Heartworm Treatment, 5 x 50mg Vials

Zoetis

Rx Diroban™ Diroban sterile powder for injection is indicated for the treatment of stabilized Class 1a, 2b, and 3c heartworm disease caused by ...

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