AstraZeneca is a global, science-led biopharmaceutical company that focuses on the discovery, development, and commercialization of prescription medicines, primarily for the treatment of diseases in three therapeutic areas - Oncology, Cardiovascular, Renal & Metabolism and Respiratory & Immunology. For more information, please visit http://www.astrazeneca-us.com and follow us on Twitter @AstraZenecaUS.