The Merck Manuals

The Merck Manuals (outside the U.S. and Canada The MSD Manuals) are medical references published by the American pharmaceutical company Merck & Co. (known as MSD outside the United States and Canada), that cover a wide range of medical topics, including disorders, tests, diagnoses, and drugs. The manuals have been published since 1899, when Merck & Co. was still a subsidiary of the German company Merck.

The Merck (MSD) Manuals
AuthorMerck & Co.
LanguageEnglish, Spanish, French
GenreHealth information
Published1899 (U.S. and Canada) (worldwide)

These manuals were originally developed in book form, but have been updated and converted to digital formats, including websites and mobile apps. Digital versions also include audio, 3D models, and animations.[1]

The first Merck Manual, Merck's Manual of the Materia Medica (1899), was a small reference book that became widely used: by the 1980s it had become the world's best-selling medical text. Since then, several manuals have been produced, and are regularly updated. The titles include:[2]

  • The Merck Manual of Diagnosis and Therapy, commonly called The Merck Manual. This is the descendant of the 1899 book.
  • The Merck Manual—Home Health Handbook is a consumer edition, introduced in 1997. An updated third edition was released in 2009.
  • The Merck Manual of Patient Symptoms was a small printed reference summary of symptoms intended for medical students, physician assistants, and the like.
  • The Merck Veterinary Manual, introduced in 1955, covers animal health care.
  • The Merck Manual for Pet Health is a consumer, or pet owner, edition.
  • The Merck Manual of Geriatrics was introduced in 1990, focusing on health care for older patients.
  • The Merck Manual of Health & Aging is a consumer edition.

The Manuals for human health were converted to a web format in 2015 and are hosted on in the US and Canada, and throughout the rest of the world. The sites includes two versions tailored for consumers and health care professionals. The Manuals are available online in 10 languages.[3] The Manuals for animal health were converted to a web format in 2002 and are hosted on (outside the U.S. and Canada[4]

See alsoEdit


  1. ^ White SM (2009). "Merck Manuals Information Online <>". J Consum Health Internet. 13 (1): 66–76. doi:10.1080/15398280802674883.
  2. ^ a b "Committed to providing medical information: Merck and The Merck Manuals". Merck. 2007. Retrieved 2009-06-16. CS1 maint: discouraged parameter (link)
  3. ^ "Merck Manuals health guides go digital, and free, in global push". Reuters. 2015. Retrieved 2017-03-24. CS1 maint: discouraged parameter (link)
  4. ^ "Merck Veterinary Manual goes online". dvm360 Magazine. 2002. Retrieved 2017-03-24. CS1 maint: discouraged parameter (link)

External linksEdit