Heartworm Prevention for Dogs

Heartworm prevention without the high vet price. Trusted, effective, and no prescription required.

Heartworm, Flea & Worm Protection for Dogs

Why Heartworm Prevention Matters

Heartworm disease is transmitted by mosquitoes and can be fatal if left untreated. Prevention is the safest, most effective way to protect your dog year-round. Treatments in this collection use proven active ingredients to stop heartworm before it develops.

What This Collection Includes

This category features treatments that provide:

  • Heartworm prevention
  • Flea control
  • Intestinal worm treatment
  • Easy monthly dosing
  • No prescription required

How Prevention Works

Heartworm preventatives remove the early larval stages of the parasite before they mature. Giving the dose once every month keeps your dog continuously protected.

Frequently Asked Questions

Do these products treat ticks?

Some heartworm treatments do; others do not. Check each product page for specific coverage.

Do I need a prescription?

All products in this collection are no-prescription options through us.

How often do I dose?

Once per month at the same time each month for consistent protection.

Is heartworm common in the U.S.?

Yes — especially in the South, Midwest, and coastal states. Year-round prevention is strongly recommended.