Caninsulin in Cartridges is a veterinary insulin suspension (40 IU/mL) designed for subcutaneous administration in dogs and cats. Each 2.7 mL cartridge is made for the Caninsulin VetPen for consistent, convenient dosing. This porcine insulin supports antidiabetic care under veterinary guidance for pets with diabetes. Ideal for pet parents seeking reliable insulin for dogs or insulin for cats with the compatible VetPen system.