With a steady focus on innovation and sound science, we work to deliver vaccines, medications, and consumer and animal health products that can help millions of people around the United Kingdom.

Our mission is to provide superior medicines which enhance patients' quality of life. At MSD, we employ the best people, exceptional ideas and breakthrough research to make world-leading products. Of Merck's most popular medicines, five have been discovered and 16 are manufactured by MSD in the UK.

Our product portfolio covers a range of key therapy areas including atherosclerosis and cardiovascular disease, diabetes, infectious diseases, neuroscience and ophthalmology, respiratory, bone, arthritic conditions, and vaccines.