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Completed Phase 3 Interventional Results available

A Study to Compare the Glycemic Effects, Safety, and Tolerability of Exenatide Once Weekly to Those of Sitagliptin and Pioglitazone,in Subjects With Type 2 Diabetes Treated With Metformin (DURATION - 2)

ClinicalTrials.gov ID: NCT00637273

Public ClinicalTrials.gov record NCT00637273. 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 Jul 21, 2026, 8:20 PM EDT

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

Official title

A Randomized, Double-Blind, Parallel-Group, Multicenter Study to Compare the Glycemic Effects, Safety, and Tolerability of Exenatide Long-Acting Release(Once Weekly) to Those of Sitagliptin and a Thiazolidinedione in Subjects With Type 2 Diabetes Mellitus Treated With Metformin

Study identification

NCT ID
NCT00637273
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
514 participants

Conditions and interventions

Interventions

  • exenatide once weekly Drug
  • sitagliptin Drug
  • pioglitazone Drug
  • placebo tablet Drug
  • placebo once weekly Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
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, 2007
Primary completion
Jan 31, 2009
Completion
Jun 30, 2009
Last update posted
Apr 6, 2015

2008 – 2009

United States locations

U.S. sites
51
U.S. states
27
U.S. cities
51
Facility City State ZIP Site status
Research Site Peoria Arizona
Research Site Artesia California
Research Site Concord California
Research Site Encino California
Research Site Greenbrae California
Research Site La Mesa California
Research Site Orange California
Research Site Walnut Creek California
Research Site Whittier California
Research Site Colorado Springs Colorado
Research Site Washington D.C. District of Columbia
Research Site Coral Gables Florida
Research Site DeLand Florida
Research Site Melbourne Florida
Research Site Miami Florida
Research Site New Port Richey Florida
Research Site Decatur Georgia
Research Site Avon Indiana
Research Site Wichita Kansas
Research Site Paducah Kentucky
Research Site Baton Rouge Louisiana
Research Site New Orleans Louisiana
Research Site Oxon Hill Maryland
Research Site Boston Massachusetts
Research Site Chelsea Michigan
Research Site Ypsilanti Michigan
Research Site Saint Louis Park Minnesota
Research Site St Louis Missouri
Research Site Butte Montana
Research Site Lincoln Nebraska
Research Site Las Vegas Nevada
Research Site New Hyde Park New York
Research Site New Windsor New York
Research Site New York New York
Research Site Rochester New York
Research Site Durham North Carolina
Research Site Statesville North Carolina
Research Site Winston-Salem North Carolina
Research Site Athens Ohio
Research Site Cincinnati Ohio
Research Site Dayton Ohio
Research Site Philadelphia Pennsylvania
Research Site Rapid City South Dakota
Research Site Memphis Tennessee
Research Site Austin Texas
Research Site Dallas Texas
Research Site San Antonio Texas
Research Site Richmond Virginia
Research Site Olympia Washington
Research Site Spokane Washington
Research Site Tacoma Washington

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 11 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00637273, 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 Apr 6, 2015 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00637273 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →