Prague, Czech Republic – September 6th 2011 – Sanofi announced today that Eric Jullien has been appointed Head of Industrial Affairs and Development of Zentiva with immediate effect.

Eric will be responsible for managing ongoing projects and strengthening Zentiva’s entire industrial operations. Eric will continue to work closely with the IA+D team to help develop and accelerate Zentiva’s industrial performance, and will ensure continuity of the professionalism and performance previously established within the Zentiva group. He reports directly to Jean-Marc Georges, Vice President, Intercontinental Pharmaceuticals, Industrial Affairs at Sanofi, and Rob Koremans, President of Zentiva. Eric replaces Claude Spieser, who has held this position since 2009. Claude has moved to Sanofi Pasteur, as Senior Vice President of Industrial Operations.

Rob Koremans, President of Zentiva, said: “Industrial affairs are critical to the success of Zentiva and to reinforce our position as a leading generics player in Europe. I congratulate Eric on his promotion. I am confident that, under his leadership, Zentiva’s strength in industrial affairs will continue to be a key contributor to our future success. I would also like to thank Claude for the great job he has done in integrating Zentiva’s industrial operations with Sanofi’s regional industrial affairs infrastructure and I wish him all the best in his new role.”

Eric started his professional career at Sanofi in 1990 and has worked in areas including manufacturing and supply chain and production and quality. In 2003, he joined the Intercontinental organization as Plan and Industrial Resources manager. He holds a PhD in Industrial Economics.

ABOUT SANOFI

Sanofi, a leading global pharmaceutical company, discovers, develops and distributes therapeutic solutions to improve the lives of everyone. Sanofi is listed in Paris (EURONEXT: SAN) and in New York (NYSE: SNY).

ABOUT ZENTIVA

Zentiva, a Sanofi company, is a leading provider of modern, high quality affordable medicines in Central and Eastern Europe. Zentiva is headquartered in Prague, Czech Republic.

CONTACTS

Carol Levasseur-Brockway

Communication Director, ZENTIVA

Carol.Levasseur-Brockway@sanofi.com

Tel. +420 267 243 518

Bernard Peyrical

Associate Vice President, Communication Region Europe

Bernard.Peyrical@sanofi.com

Tel. +33 1 57 63 22 36