13-Cis Retinoic Acid With or Without Vitamin E for Prevention of Lung Cancer
Public ClinicalTrials.gov record NCT00002586. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
ASSESSMENT OF INTERMEDIATE ENDPOINT BIOMARKERS TO 13-CIS RETINOIC ACID WITH OR WITHOUT ALPHA TOCOPHEROL OR OBSERVATION
Study identification
- NCT ID
- NCT00002586
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- University of Colorado, Denver
- Other
- Enrollment
- 96 participants
Conditions and interventions
Conditions
Interventions
- 13-cis retinoic acid Drug
- Tocopherol Dietary Supplement
Drug · Dietary Supplement
Eligibility (public fields only)
- Age range
- 18 Years to 90 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Dec 31, 1992
- Primary completion
- Nov 30, 2005
- Completion
- Nov 30, 2005
- Last update posted
- May 14, 2020
1993 – 2005
United States locations
- U.S. sites
- 4
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Colorado Cancer Center at University of Colorado Health Sciences Center | Denver | Colorado | 80010 | — |
| National Jewish Center for Immunology and Respiratory Medicine | Denver | Colorado | 80206 | — |
| Lung Cancer Institute | Denver | Colorado | 80218 | — |
| Veterans Affairs Medical Center - Denver | Denver | Colorado | 80220 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00002586, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 14, 2020 · Synced May 17, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00002586 live on ClinicalTrials.gov.