Today's MSD is a global healthcare leader working to help the world be well. MSD is a tradename of Merck & Co., Inc., with headquarters in Whitehouse Station, N.J., U.S.A.

Through prescription medicines, vaccines, biologic therapies, and consumer care and animal health products, MSD works with customers and operates in more than 140 countries to deliver innovative health solutions. MSD also demonstrates its commitment to increasing access to healthcare through far-reaching policies, programmes and partnerships.