NIAID's Clinical Trials Recruitment Database (Regularly Updated)
Provides information on experimental-treatment and vaccine studies conducted or supported by the National Institute of Allergy and Infectious Diseases.
CenterWatch Clinical Trials Listing Service (Regularly Updated)
A thorough listing of industry-sponsored enrolling trials (not HIV-specific), searchable or browseable by medical area.
ClinicalTrials.gov (Regularly Updated)
Searchable (by keyword) database of all research studies (including those related to HIV/AIDS) being conducted/sponsored by the National Institutes of Health, other federal agencies or the pharmaceutical industry.
ESPRIT: Interleukin Study (Regularly Updated)
A large-scale, randomized, international study of the effectiveness of IL-2 in HIV-positive people with CD4+ counts over 300.
Women's Interagency HIV Study (Regularly Updated)
A large, long-running, ongoing investigation of the clinical, laboratory and psychosocial aspects of HIV infection in women.
metaRegister of Controlled Trials (Regularly Updated)
A massive, searchable, global database of ongoing, randomized, controlled trials (Free registration is required to search the database).
SPARTAC Study (April 8, 2006)
Clinical trial underway in the United Kingdom examining whether short-term treatment in recently infected people can delay the start of long-term therapy.
From Medical Research Council Clinical Trials Unit