This presentation contains forward-looking statements that are based on management's current expectations, butactual results may differ materially due to various factors.The company's results may be affected by factors including, but not limited to, the risks and uncertainties in pharmaceutical research and development; competitivedevelopments; regulatory actions; the extent and duration of the effects of the COVID-19 pandemic; litigation andinvestigations; business development transactions; economic conditions; and changes in laws and regulations,including health care reform.

For additional information about the factors that affect the company's business, please see the company 's latestForms 10-K,10-Q, and any 8-Ks filed with the Securities and Exchange Commission.Certain financial information inthis presentation is presented on a non-GAAP basis.Investors should refer to the reconciliations included in thispresentation and should consider the company's non-GAAP measures in addition to, not as a substitute for orsuperior to, measures prepared in accordance with GAAP.