: Major retailers with pet divisions, such as Walmart PetRx or Costco , often carry heartworm preventatives at lower prices.
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: where to buy heartworm medication
Heartworm medication is a drug in the United States and must be obtained through a licensed veterinarian or a pharmacy authorized to fulfill vet prescriptions. Where to Buy Heartworm Medication : Major retailers with pet divisions, such as
: Retailers like Petco and PetSmart have online and in-store pharmacy services that can fulfill prescriptions. Why a Prescription is Required : Major retailers with pet divisions
You cannot buy genuine heartworm preventatives over the counter for several safety reasons: