Merck & Co., Inc. is a global healthcare company that develops, manufactures, and markets prescription medicines, vaccines, and animal-health products. The company serves patients, healthcare providers, and customers in markets worldwide through its Human Health and Animal Health businesses.
Merck’s pharmaceutical portfolio includes oncology, infectious disease, cardiology, immunology, and other therapeutic areas. Its products include Keytruda, an immunotherapy used to treat various cancers; Gardasil, a vaccine that helps protect against human papillomavirus (HPV); and Januvia, a treatment for type 2 diabetes. Through its Animal Health business, marketed as MSD Animal Health in many international markets, Merck provides veterinary pharmaceuticals, vaccines, and technology-based solutions for livestock and companion animals.
Founded in the United States in 1891, Merck & Co. is separate from the Germany-based company Merck KGaA, which operates as EMD in the United States and Canada. Merck & Co. conducts research, manufacturing, and commercial activities across North America, Europe, Asia-Pacific, Latin America, and other regions. The company is led by Robert M. Davis, who serves as chairman and chief executive officer.
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