This site became the new ClinicalTrials.gov on June 19th. Learn more.
We will be updating this site in phases. This allows us to move faster and to deliver better services.
IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more...
IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more...
A test system utilizing ClinicalTrials website
Country/State—Studies are often conducted in many locations around the world. Use this field to select up to three locations to search for studies. For the United States, you can narrow your search by selecting a state.