Rx Iverhart Plus® Flavored Chews for Dogs Monthly Heartworm protection made easy. Rx Iverhart Plus® combines ivermectin and pyrantel in a tasty pork/liver-flavored chew to help prevent heartworm disease and treat & control common intestinal worms (roundworms and hookworms). Safe for puppies 6 weeks and older, as well as pregnant or breeding females, this once-a-month preventative makes parasite protection simple and palatable. Features: Heartworm prevention: Helps prevent canine heartworm disease when given monthly Broad intestinal coverage: Treats and controls roundworms (ascarids) and hookworms Easy compliance: Real pork/liver flavor encourages dogs to take their dose For all life stages: Safe for puppies ≥ 6 weeks and for pregnant or breeding females Once-monthly dosing: Simple routine for year-round protection Active Ingredients: Ivermectin Pyrantel Directions: Administer once monthly as directed by your veterinarian. Offer by hand or with a small amount of food; ensure the full dose is consumed. Cautions / Warnings: For use in dogs only. Prescription required. Consult your veterinarian before use, especially if your dog is on other medications. With Rx Iverhart Plus®, you get reliable, vet-recommended protection against heartworms and key intestinal parasites—in a chew dogs actually want to take. This product requires a Valid prescription. Prescription items are NON-RETURNABLE and NON-REFUNDABLE.