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Harrison's Manual of Medicine App + Web

New 20th Edition

Harrison’s Manual of Medicine gives you fast access to more than 600 topics in internal medicine. Derived from the world’s most authoritative internal medicine reference, this updated edition reflects the latest advances in medical practice.


1 year subscription - details




Derived from the best-selling internal medicine reference in the world, Harrison’s Principles of Internal Medicine, this popular reference delivers fast, to-the-point guidance on the clinical problems seen in everyday practice.

Harrison’s Manual of Medicine focuses on diagnosis and therapy with an emphasis on patient care. It offers high-yield coverage of etiology, signs and symptoms, physical examination, laboratory findings, and practice guidelines. The updated 20th Edition has been closely reviewed and contains substantial updates and revisions to existing chapters along with the addition of appropriate new chapters.


  • New 20th Edition content with hundreds of new and revised chapters
  • Full-color graphics, tables, and charts
  • Detailed diagnostic guidelines
  • Up-to-date treatment recommendations
  • Notes for making custom notes and highlights within entries
  • Universal Index Search to find topics quickly across all indexes
  • ‘Favorites’ for bookmarking important entries
  • 1 year of free web access and content updates



Dennis L. Kasper MD; Anthony S. Fauci, MD; Stephen L. Hauser, MD; Dan L. Longo, MD; J. Larry Jameson, MD, Ph.D.; Joseph Loscalzo, MD, PhD

iOS devices running iOS 12.2 or higher (iPad, iPhone)
Android devices running OS 7.0 or higher
All major web browsers (Internet Explorer, Firefox, Chrome, Safari)

Group Discounts

Find out about affordable site licenses and group discounts for your group or institution.

Group Discounts