1、Second-Quarter 2025 Sales and EarningsMerck&Co.,Inc.,Rahway,N.J.,USAJuly 29,2025Agenda2AgendaStrategy and Business UpdateStrategy and Business UpdateRobert M.DavisChairman and Chief Executive OfficerFinancial Results and OutlookFinancial Results and OutlookCaroline LitchfieldExecutive Vice President

2、 and Chief Financial OfficerResearch UpdateResearch UpdateDr.Dean Y.LiExecutive Vice President and President,Research LaboratoriesQuestion&Answer SessionQuestion&Answer Session3This presentation of Merck&Co.,Inc.,Rahway,N.J.,USA(the“company”)includes“forward-looking statements”within the meaning of

3、the safe harbor provisions of the U.S.Private Securities Litigation Reform Act of 1995.These statements are based upon the current beliefs and expectations of the companys management and are subject to significant risks and uncertainties.There can be no guarantees with respect to pipeline candidates

4、 that the candidates will receive the necessary regulatory approvals or that they will prove to be commercially successful.If underlying assumptions prove inaccurate or risks or uncertainties materialize,actual results may differ materially from those set forth in the forward-looking statements.Risk

5、s and uncertainties include but are not limited to,general industry conditions and competition;general economic factors,including interest rate and currency exchange rate fluctuations;the impact of pharmaceutical industry regulation and health care legislation in the United States and internationall

6、y;global trends toward health care cost containment;technological advances,new products and patents attained by competitors;challenges inherent in new product development,including obtaining regulatory approval;the companys ability to accurately predict future market conditions;manufacturing difficu