
Investors wiped some 6 billion euros off the market value of French pharmaceutical company Sanofi-Aventis Thursday after the FDA rejected its weight-loss drug. CNBC's Guy Johnson talks of Sanofi's woes with Andrew Fellows, Analyst at Helvea, and Jeffrey Kraws, Senior Pharmaceutical Analyst at Crystal Research Associates.
Tags:. .market. .company. .drug. .associates. .research











