ClinicalTrials.gov record
Completed Phase 3 Interventional Accepts healthy volunteers

Diabetes Prevention Program

ClinicalTrials.gov ID: NCT00004992

Public ClinicalTrials.gov record NCT00004992. 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.

ClinicalTrials.gov public records Last synced Apr 29, 2026, 9:25 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Study identification

NCT ID
NCT00004992
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Enrollment
3,234 participants

Conditions and interventions

Interventions

  • Intensive lifestyle Behavioral
  • Metformin Drug
  • Placebo Drug

Behavioral · Drug

Eligibility (public fields only)

Age range
25 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 30, 1996
Primary completion
Mar 31, 2001
Completion
Mar 31, 2001
Last update posted
Mar 1, 2018

1996 – 2001

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
George Washington University Biostatistics Center, Suite 750, 6110 Executive Blvd Rockville Maryland 20852

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 NCT00004992, 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 Mar 1, 2018 · Synced Apr 29, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00004992 live on ClinicalTrials.gov.

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