Where To Buy Heartworm Medication May 2026

: Retailers like Petco and PetSmart have online and in-store pharmacy services that can fulfill prescriptions. Why a Prescription is Required

You cannot buy genuine heartworm preventatives over the counter for several safety reasons: where to buy heartworm medication

Once your pet has a current, negative heartworm test and a prescription from a vet, you can purchase medication from the following types of retailers: : Retailers like Petco and PetSmart have online

: Major retailers with pet divisions, such as Walmart PetRx or Costco , often carry heartworm preventatives at lower prices. such as Walmart PetRx or Costco

: These are FDA-approved medications that require professional oversight to ensure the correct dosage and frequency for your pet’s specific weight and health status. Tips for Saving Money Heartworm Basics