There’s a whole treasure trove of clinical trials information now available as a free service of the National Institutes of Health, developed by the National Library of Medicine (NLM).
ClinicalTrials.gov is a web-based resource that provides patients, family members, health care professionals, researchers, and the public with easy access to information on publicly and privately supported clinical studies on a wide range of diseases and conditions.
Presently, there are 131,167 studies with locations in 179 countries, including the U.S. Studies are easy to search for by topic and location.