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From super speedways to road courses, land speed racing to top fuel dragsters, and of course your traditional hot rod, MSD has provided the components to fire nearly anything in motorsports.

At MSD, we're following the science to tackle some of the world's greatest health threats. Get a glimpse of how we work to improve lives.

Welcome to the new Citizen Portal *Please be advised that the third-party vendor MSD uses for electronic recording will increase their price by $ .25 cents per document, effective October …

Now Free Online - The Professional Version of the MSD Manuals is the global standard in medical reference for Doctors & Students - since 1899.

If MSD asks you to state your complaint or question in writing and we do not receive it within ten (10) days, we may not provisionally credit your account. If we decide that there was no error, …

The company does business as Merck Sharp & Dohme or MSD outside the United States and Canada. The company is ranked fourth on the list of largest biomedical companies by …

MSD aspires to be the premier research-intensive biopharmaceutical company in the world. Learn about our commitment to save and improve lives.

MSD Animal Health is our company’s global animal health business dedicated to preserving and improving the health, well-being and performance of both livestock and companion animals …