You have several options for fulfilling a heartworm prescription, ranging from convenience-focused online retailers to local brick-and-mortar stores: Heartworm Basics
In the United States, heartworm preventatives are medications regulated by the FDA. You can purchase them through your veterinarian's office, reputable online pet pharmacies, or major retail and human pharmacies , provided you have a valid prescription. Where to Buy Heartworm Medication where to buy heartworm meds for dogs