# Alpha-Tocopherol, Beta-Carotene Cancer Prevention (ATBC) Study

> **NCT00342992** · — · COMPLETED · sponsor: **National Cancer Institute (NCI)** · enrollment: 29133 (actual)

## Conditions studied

- Stroke
- Diabetes Mellitus
- Heart Disease
- Cancer

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00342992
- **Lead sponsor:** National Cancer Institute (NCI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 1995-03-03
- **Primary completion:** 2020-09-04
- **Final completion:** 2020-09-04
- **Target enrollment:** 29133 (ACTUAL)
- **Last updated:** 2020-09-09

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00342992

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00342992, "Alpha-Tocopherol, Beta-Carotene Cancer Prevention (ATBC) Study". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT00342992. Licensed CC0.

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