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COMPLETEDPhase 4

Carotene and Retinol Efficacy Trial

Caret and Retinol Efficacy Trial: The Caret Coordinating Center

NCT00712647•Fred Hutchinson Cancer Center

View on ClinicalTrials.gov

AI summary by Clareo Health

Generating AI summary...

Conditions

Lung Cancer

Interventions

Beta Carotene and Retinol

Placebo

Key Dates

Start Date

May 1, 1985

Primary Completion Date

December 1, 2004

Completion Date

June 1, 2005

Last Updated

September 26, 2012

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Sponsors

Lead Sponsor

Fred Hutchinson Cancer Center

Collaborators

National Cancer Institute (NCI)

Full Eligibility Criteria

Data Source & Attribution

This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.

ClinicalTrials.gov last update: September 26, 2012Data synced to Clareo: March 29, 2026

Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.

Neither the United States Government nor Clareo Health make any warranties regarding the data. Check ClinicalTrials.gov frequently for updates.

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