Grey Wolf Animal Health Corp. operates as an animal health and wellness company in Canada. The company operates in two segments, Animal Health Business Unit and Pharmacy Business Unit. It engages in the sale, marketing, and distribution of pharmaceutical, nutraceutical, and consumable products to veterinary clinics, as well as offers pharmaceuticals for the human and animal health markets. The company provides dexmedetomidine hydrochloride oromucosal gel under the SILEO name; sedative analgesic and reversing agents for companion animals under the SEDAJECT and ATAJECT names; prescription drugs under the THYRO-TABS CANINE name; and wound care products, including medical tubes, viscose net dressings, alginate dressing, absorbent foam dressing, superabsorbent dressing, cohesive bandages, and silicone perforated tapes, as well as medical pet shirt protective wear products, such as pet shirt, pets boot, head cover, and leg sleeves. It also offers disposables comprising syringes, needles, and IV catheters; and nutraceuticals, as well as equine health products. The company is headquartered in Toronto, Canada.