Government Agencies   Online Databases      
Web Pages
The Doctors Page
Links to patient education materials, medical reference sites and medical humor.
The National Center for Health Statistics
Comprehensive information on births, deaths, aging, disease classification and other health statistics.
Directory of medical resources for professionals.
Directory of biomedical resources on the Internet. Maintained and updated daily.
Clinicians review electronic medical information resources available in any of the following media: browsable WWW sites, downloadable datasets and software or CD-ROMS.
Provides drug information, intravenous drug dilution standards and online clinical dosing calculators for health care professionals.
A guide to resources in medicine and science. Links reviewed by experts, projects with the Journal of the AMA and the journal Science and software tools are offered on the site.
Needy Meds
Provides information on pharmaceutical manufacturers that have special programs to assist people who can't afford to buy the drugs they need.
MedServ Medical News
Provides medical information and news to medical professionals worldwide.
Virtual Hospital
A digital health sciences library at the University of Iowa for health care providers and patients.
An online forum discussing various medical topics.
Offering over 100 in-depth reports on physical and mental diseases and wellness issues. Written by medical writers and reviewed by a board at Harvard Medical School. Some information available free but most requires paid access.
Information services with a clinical and practical focus for physicians and other health care professionals.
Prescriptions of The Country Doctor
A collection of informative and current articles issues written by John G. Hipps MD on various health topics.
Overlake Hospital Medical Center Medical Library
Directory of medical websites evaluated for their presentation, content and thoroughness.
Health Information Library
Alphabetical listing of health information topics by the Carle Clinic and Hospital.
Medics Travel
Lists hospitals, charities, NGOs and recruitment agencies around the world to help doctors, nurses and medical students plan work and electives overseas.
Includes reference books, journal search, practice guidelines, patient education and drug information. Subscription required with free 10-day pass.
RJ's Medical Directory
A collection of medical links and information categorized by specific topics.
The Merck Manual
Online version of The Merck Manual of Diagnosis and Therapy.
Best Evidence Topics
Access to evidence-based medicine topics. Includes a searchable database.
Building Better Health
Medical and healthcare information on disease and health improvement topics. Includes medical news, clinical research and newsletters.
Provides links to free medical and medically-related sites.
The Homeless Handbook
An online manual designed to assist support workers of homeless and similarly disadvantaged people who find themselves in medically challenging situations.
Harrison's Online
Regularly updated online version of the medical textbook. Subscription required with free 4-week trial.
Database of medical images.
A guide to doctors and hospitals and resources for doctors and patients.
A testing and awareness site to provide the public and healthcare provider with medical information on various medical conditions.
Virtual Naval Hospital
A digital library designed to help primary care providers and to help patients associated with naval medical issues. A service of the U.S. Navy Bureau of Medicine and Surgery.
Provides a medical dictionary of health information for research and education for health care professionals, academics and the general public.
Physicians Online
Provides physicians with free access to core services, including MEDLINE, email, private physician discussion groups, full text medical news articles, financial news and stock quote services. Membership required.
eMedicine - Consumer Treatment Guidelines
Textbook on the treatment of common medical problems.
The Merck Manual - Home Edition
Transforms the language of the professionals' version into commonly used English while retaining the vital information about diseases, diagnosis, prevention, and treatment.
NCEMI: Common Simple Emergencies
An online manual with detailed instructions and illustrations on how to treat various everyday medical emergencies.
Family Practice Reference Guides
ABFP’s 19 Reference Guides from
Guide to Clinical Preventive Services
The 1996 update report of the U.S. Preventive Services Task Force (USPSTF) at the CPMC website.
PedsCCM File Cabinet
A resource of original and distributed educational and practical materials for pediatric critical care practitioners.
Library of the National Medical Society
Links to various journals, online diagnosis, medical textbooks and atlases. Subscription required.
Resources and links to medical information. Includes medical databases, medical search engines, diseases and conditions and useful links for health professionals and patients.
Provides health information for the individual, physician and healthcare employee. Covers information on a variety of medical topics.
A comprehensive collection of online clinical calculators. Includes ABG, GFR, Fluids and BMI calculations and interpretations.
The Healthy Forum
Provides post-diagnosis advice on health, wellbeing and complementary medicine.
A patient-oriented portal for up-to-date health information on fitness, lifestyle, nutrition and health tools.
Information on diseases and conditions, support groups and drug information. Primarily patient-oriented.
Essent Medical Library
A patient-oriented health resource provided by the Essent Healthcare system.
Healthsites UK
A portal to medical and health information for patients and doctors. Access medical and NHS healthcare sites plus news, advice and complementary therapy resources.
British National Formulary (BNF)
The twice-yearly source of up-to-date guidance on prescribing, dispensing and administering medicines. Free registration required.
Disease Conditions and Information
A reference guide for about 100 disease and health conditions in an alphabetical listing.
Collection of clinical audit, governance and informatics resources, articles and tools.
Centre for Medical Web Research
A virtual centre for researching medical questions on the internet.
South African Health Information
Reviewed, evidence-based health information based on the South African health system.
CDC Health Topics A to Z
A listing of disease and health topics from the Center for Disease Control and Prevention in the United States.
My Body
Interactive symptom checker, includes details of some possible causes.
OHSU Health
Information for patients and clinicians on aspects of healthcare. Includes an index of health topics.
Directory of resources covering health employment, pharmacy information, nutrition, education, and news.
Stroke Resources
Information site for strokes, mini strokes, stroke symptoms, treatment and recovery.
Information on a variety of health issues from medical experts.
Information on heart disease with surgical data and related resources.
Research Resources for Evidence Based Nursing
The site contains links to evaluated guidelines, clinical protocols, medical databases, full text resources useful to nursing researchers.
Longevity Healthy Aging Research Group
Information from this Canadian organisation on getting older and staying healthy.
Doctor's Desktop
Tables and charts for practicing medical professionals. It also provides an ECG course by e-mail.

The origins of the Medpage Directory is based on the Open Directory