No matter if the veterinarian is wearing a lab coat or rubber boots, Merck Animal Health (formerly Intervet/Schering-Plough Animal Health) is ready to help. The company develops, manufactures, and markets veterinary vaccines and pharmaceutical products. Its product portfolio includes vaccines for use in pets, livestock, poultry and aquaculture; treatment lines include antiparasitics, anti-infectives, and endocrine products. It also develops feed additives and animal productivity enhancers. Merck Animal Health operates in more than 50 countries and sells its products around the world. The company is a subsidiary of Merck.