Merck & Co.

==1891-1916==
==1916–1953==
==1953–1992==
==1992–present==
Merck Sharp & Dohme - 1992.svg|The Merck Sharp & Dohme logo is used outside of the U.S. and Canada due to Merck Group/Merck KGaA, Darmstadt, Germany holding trademark to the "Merck" name outside of the aforementioned region.
MSD Sharp & Dohme GmbH logo.svg|The logo is used outside of the U.S. and Canada due to Merck Group/Merck KGaA, Darmstadt, Germany holding trademark to the "Merck" name outside of the aforementioned region.
Merck - 1965 k.svg|Logo with black text.
Category:Merck & Co.
Category:Medicine
Category:United States
Category:Health
Category:Companies of the Dow Jones Industrial Average
Category:Companies of the S&P 500
Category:Pharmaceutical companies in the United States
Category:1890s
Category:1891