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U.S. Department of Health and Human Services

Science & Research

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Websites with Information About Clinical Trials


Clinical Trials.gov

A service of the National Institutes of Health. The Website provides patients, family members, and members of the public easy and free access to information on clinical studies for a wide range of diseases and conditions. Search NIH's database of Federal and private studies taking place nationwide.

FDA's Office of Critical Path Programs

FDA's roles in the Critical Path Initiative include identifying the scientific hurdles hindering medical product development, and serving as catalyst in bringing together stakeholders who are interested in combining their efforts to create new tools for medical product development.

FDA's Office for Special Health Issues

Serves the public by answering questions about FDA activities related to HIV/AIDs, Cancer Information, Cancer Liaison Program, Patient Representative Program, and other special health issues.

FDA's Office of Orphan Products Development

Assists and encourages the identification, development, and availability of safe and effective products for people with rare diseases and disorders.

FDA's Office of Pediatric Therapeutics

Comprehensive site containing information about pediatric drug development activities. Regulations, guidances, drug development activities, and information about pediatric advisory committee meetings are available on this Web site.

HHS Office for Human Research Protections

Provides assurances and IRB registration, education, policy guidance, and workshops.

HHS Office of Civil Rights

Promotes and ensures that people have equal access to and opportunity to participate in and receive services in all HHS programs without facing unlawful discrimination. Provides guidance on the Health Insurance Portability and Accountability Act (HIPAA) and Standards for Privacy of Individually Identifiable Health Information (the Privacy Rule).


MedlinePlus will direct you to information to help answer health questions. MedlinePlus brings together, by health topic, authoritative information from NLM, the National Institutes of Health (NIH), other government, non-profit and other health-related organizations. Preformulated MEDLINE searches are included in MedlinePlus and give easy access to the medical research literature. It also provides you with a database of full-text drug information and an illustrated medical encyclopedia.

The National Center for Complementary and Alternative Medicine (at NIH)

Provides information about ongoing alternative medicines clinical trials sponsored by that center.

U.S. Department of Veteran's Affairs

Publication information concerning a variety of research-related topics can be found on this webpage.

Visit the OIG Website

The HHS Office of Inspector General conducts short-term management and program evaluations that focus on issues of concern to the Department, the Congress and the public relating to human subject protection and clinical trials. The following reports are available on their Website:

  • Clinical Trial Web Sites: A Promising Tool to Foster Informed Consent (OEI-01-97-00198 May 2002)
  • FDA Oversight of Clinical Investigators (OEI-05-99-00350 June 2000)
  • Institutional Review Boards: The Emergence of Independent Boards (OEI-01-97-00192 June 1998)
  • Institutional Review Boards: Their Role in Reviewing Approved Research (OEI-01-97-00190 June 1998)
  • Institutional Review Boards: A Time for Reform (OEI-01-97-00193 June 1998)
  • Institutional Review Boards: Promising Approaches (OEI-01-98-00191 June 1998)
  • Protecting Human Research Subjects: Status of Recommendations (OEI-01-97-00197 April 2000)
  • Recruiting Human Subjects: Pressures in Industry-Sponsored Clinical Research (OEI-01-97-00195 June 2000)
  • Recruiting Human Subjects: Sample Guidelines for Practice (OEI-01-97-00196 June 2000)
  • The Globalization of Clinical Trials: A Growing Challenge in Protecting Human Subjects (OEI-01-00-00190 September 2001)