Heartworms

Pet Heartworm Prevention & Treatment

Comprehensive heartworm prevention and treatment products to protect your pets from this serious parasitic infection.

  • Monthly heartworm preventatives
  • Heartworm treatment protocols
  • Testing supplies and diagnostics
  • Post-treatment support medications

Protect your pet's heart with PetMeds Direct heartworm prevention and treatment.

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Best selling
Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
Interceptor Plus chewable tablet Interceptor Plus chewable tablet
Interceptor Plus chewable tablet
From $5.87 CAD
Credelio Plus for dogs Credelio Plus for dogs
Credelio Plus for dogs
From $20.60 CAD
Heartgard 30 Plus Heartgard 30 Plus
Heartgard 30 Plus
From $33.11 CAD
NexGard Combo NexGard Combo
NexGard Combo
From $93.08 CAD
Revolution PLUS Product Image
Revolution PLUS
From $106.64 CAD
Ivermectin liquid Ivermectin liquid
Ivermectin liquid for horses
From $11.63 CAD
Advantage Multi for cats Product Image
Advantage Multi for cats
$103.96 CAD
Advantage Multi for dogs Advantage Multi for dogs
Advantage Multi for dogs
From $114.34 CAD
Interceptor flavor tabs for cats and dogs Interceptor flavor tabs for cats and dogs
Interceptor flavor tabs for cats and dogs
From $4.84 CAD
Advantage Multi for cats and ferrets Product Image
Advantage Multi for cats and ferrets
$97.95 CAD
Vitrecto Vitrecto
Vitrecto
From $32.98 CAD
Evicto for Dog Evicto for Dog
Evicto for Dog
From $68.75 CAD