Key players operating in the flea, tick, and heartworm products market are Zoetis, Promika, LLC, Sergeant’s Pet Care Products, Inc., Adams, Merck and Co., Inc., Boehringer Ingelheim International GmbH, Virbac, Inc., Elanco, Ceva, and The Hartz Mountain Corporation. Zoetis dominates the global market with its broad portfolio of oral and topical products for flea, tick, and heartworm...