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Login to ClinicalTrials.gov PRS

The ClinicalTrials.gov Protocol Registration and Results System (PRS) is used 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 a PRS Account.

To proceed to the PRS, enter the day of the week as it appears below and continue.


This page last reviewed in August 2020