Merck & Co. , Inc.. The Group's principal activity is to develop, manufacture and market a broad range of innovative products to improve human and animal health. The products of the Group are sold primarily to drug wholesalers and retailers, hospitals, clinics, government agencies and health care providers such as health maintenance organizations and ... More

Merck & Co. , Inc.. The Group's principal activity is to develop, manufacture and market a broad range of innovative products to improve human and animal health. The products of the Group are sold primarily to drug wholesalers and retailers, hospitals, clinics, government agencies and health care providers such as health maintenance organizations and other institutions. Some of the important products of the Group include Arcoxia, Cancidas, Comvax, Cosopt, Cozaar, Crixivan, Emend, Fosamax, Hyzaar, Invanz, Maxalt, PedvaxHIB, Primaxin, Propecia, Proscar, Recombivax HB, Singulair, Timoptic-XE , Trusopt, Vioxx and Zocor. The Group has operations in the United States, Europe, Middle East, Africa and Japan.