InfoBooks

100+ Free Medical Books [PDF]

by InfoBooks

Looking for medical books? We've gathered over 100 free medical books in PDF covering anatomy, pharmacology, surgery, epidemiology, pathology, and clinical medicine.

These are peer-reviewed textbooks and clinical guides from OpenStax, the World Health Organization, and Doctors Without Borders. Each book covers real knowledge used in hospitals and medical schools every day.

Start with our top picks or browse by specialty. Every book is free to read online or download as PDF.

Outstanding Medical Books

These are the best free medical books we could find. Each one is used in medical schools, hospitals, or training programs around the world.

From a 1,300-page OpenStax anatomy textbook to WHO surgical guides, this collection covers the foundations you need.

  • Anatomy and Physiology 2e

    Comprehensive OpenStax textbook covering all human body systems. Peer-reviewed, used at hundreds of universities worldwide. CC BY 4.0 license.

    J. Gordon Betts, Peter Desaix, Eddie Johnson

    Format: PDF 1317 pages 33.8 MB
  • Clinical Guidelines - Diagnosis and Treatment Manual

    Comprehensive diagnosis and treatment manual from Doctors Without Borders. Covers respiratory, GI, skin, eye, parasitic, bacterial, viral diseases, and surgical procedures. December 2024 edition.

    Médecins Sans Frontières

    Format: PDF 409 pages 4.08 MB
  • Essential Drugs - Practical Guidelines

    Practical pharmacology guide covering oral drugs, injectables, infusion fluids, vaccines, and drugs for external use. January 2026 edition from Doctors Without Borders.

    Médecins Sans Frontières

    Format: PDF 663 pages 2.75 MB
  • Surgical Care at the District Hospital

    WHO manual for surgical procedures in resource-limited settings. Covers trauma, obstetric, abdominal, and orthopedic emergencies with practical clinical illustrations.

    World Health Organization

    Format: PDF 514 pages 6.39 MB
  • Pharmacology for Nurses

    Comprehensive OpenStax pharmacology textbook covering all drug classes. Peer-reviewed, CC BY 4.0. Published 2024 by Rice University.

    Tina Barbour-Taylor, Leah Mueller, Donna Paris, Dorie Weaver (OpenStax)

    Format: PDF 1217 pages 40 MB
  • Microbiology

    Comprehensive OpenStax microbiology textbook covering all aspects of medical and clinical microbiology. Peer-reviewed, CC BY 4.0.

    Nina Parker, Mark Schneegurt, Anh-Hue Thi Tu, Brian M. Forster, Philip Lister (OpenStax)

    Format: PDF 1314 pages 60 MB
  • Textbook of Patient Safety and Clinical Risk Management

    Springer Open Access textbook on patient safety covering error analysis, risk management, quality improvement, and safety culture. Edited by former WHO Chief Medical Officer.

    Liam Donaldson, Walter Ricciardi, Susan Sheridan, Riccardo Tartaglia

    Format: PDF 493 pages 8.6 MB
  • General Pathology Made Easy

    Simplified general pathology textbook for medical students covering cell injury, inflammation, healing, hemodynamics, neoplasia, immunity, and tropical diseases.

    Abuobieda Bala Abusharib, Mohammed Ahmed Abdulalha, Awad Elkarim Hassan AbdAllah

    Format: PDF 202 pages 2.71 MB
  • Epidemiology

    Open textbook on epidemiology designed for medical students preparing for USMLE Step 1. Covers study designs, diagnostics, screening, bias, and confounding.

    Charlotte Baker

    Format: PDF 166 pages 4.06 MB
  • Nursing Fundamentals 2e

    Comprehensive open nursing textbook covering scope of practice, communication, diverse patients, and all major nursing fundamentals. CC BY 4.0.

    Open Resources for Nursing (Open RN) - WisTech Open

    Format: PDF 1493 pages 42 MB

Browse by Specialty

Explore medical books by specialty. Each section below has its own collection of free books, from clinical textbooks to research guides.

That's our collection of free medical books. New titles are added regularly.

Looking for books in other fields? Browse our full collection of free PDF books.

HELP US SPREAD THE READING HABIT!