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ClinicalTrials.gov Menu 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...
ClinicalTrials.gov Menu IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more...
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Go to PRS

Data providers use a Web-based data entry system called the Protocol Registration and Results System (PRS) to register a clinical study or submit results information for a registered study.

You must have a PRS account to register study information on ClinicalTrials.gov.

If you do not have an account, see How to Apply for an Account.

To proceed to PRS, enter the day of week exactly as it appears below and continue.
Sunday
This page last reviewed in September 2014