Sanofi's focus: Experimental medicines By: CNBC.com News November 19, 2014 at 12:24 PM EST After drug company Sanofi removed CEO Chris Viehbacher, investors question the future of the company's growth and future. Read More >> Related Stocks: Astrazeneca Plc ADR Gsk Plc ADR Sanofi-Aventis S.A. ADR