Sanofi Pasteur MSD is a joint venture between sanofi pasteur, the vaccine division of Sanofi, and Merck (known as MSD outside the US and Canada ). Combining innovation and expertise, Sanofi Pasteur MSD is totally dedicated to vaccines and Europe. Sanofi Pasteur MSD is able to draw on the research expertise of sanofi pasteur and Merck, together with their teams throughout the world, to focus on the development of new vaccines for Europe, which aim to extend protection to other diseases and perfect existing vaccines in order to improve the adoption, efficacy and tolerability of vaccination.