ISK Animal Health

ISK Animal Health is the veterinary pharmaceutical division of Ishihara Sangyo Kaisha, Ltd., a leading Japanese chemical manufacturer. The company specializes in the discovery and development of novel small molecule compounds for use in animal health, with a strong emphasis on parasiticides. Its most notable contribution to the industry is the discovery of fluralaner, a potent ectoparasiticide that serves as the active ingredient in the Bravecto product line. Through a strategic licensing agreement, fluralaner is commercialized globally by MSD Animal Health, generating significant royalty revenue for ISK. The company leverages its parent organization's extensive history in agrochemical research to identify candidates with high efficacy and safety profiles for companion animals and livestock. ISK Animal Health maintains a research and development presence in both Japan and the United States to support its global pipeline and regulatory efforts.