AstraZeneca, Debiopharm, Hospira, Pfizer, sanofi-aventis regulatory update

AstraZeneca plc (LSE:AZN; NYSE:AZN), London, U.K. Debiopharm S.A., Lausanne, Switzerland Hospira Inc. (NYSE:HSP), Lake Forest, Ill. Pfizer Inc. (NYSE:PFE), New York, N.Y. sanofi-aventis Group (Eur...