A Study of Tirzepatide (LY3298176) in Participants With Type 2 Diabetes Who Have Obesity or Are Overweight
Public ClinicalTrials.gov record NCT04657003. 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
Efficacy and Safety of Tirzepatide Once Weekly in Participants With Type 2 Diabetes Who Have Obesity or Are Overweight: A Randomized, Double-Blind, Placebo-Controlled Trial (SURMOUNT-2)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a study of tirzepatide in participants with type 2 diabetes who have obesity or are overweight. The main purpose is to learn more about how tirzepatide affects body weight. The study will last 79 weeks (22 visits).
Study identification
- NCT ID
- NCT04657003
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 938 participants
Conditions and interventions
Conditions
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
- Mar 29, 2021 (Actual)
- Primary completion
- Mar 16, 2023 (Actual)
- Completion
- Apr 10, 2023 (Actual)
- Last update posted
- Apr 8, 2024
2021 – 2023
United States locations
- U.S. sites
- 43
- U.S. states
- 25
- U.S. cities
- 42
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Alabama - Department of Nutrition Sciences | Birmingham | Alabama | 35294 | — |
| KLR Business Group, Inc. dba Arkansas Clinical Research | Little Rock | Arkansas | 72205 | — |
| Velocity Clinical Research, Huntington Park | Huntington Park | California | 90255 | — |
| Velocity Clinical Research, Westlake | Los Angeles | California | 90057 | — |
| Catalina Research Institute, LLC | Montclair | California | 91763 | — |
| Encompass Clinical Research | Spring Valley | California | 91978 | — |
| University Clinical Investigators, Inc. | Tustin | California | 92780 | — |
| ALL Medical Research, LLC | Cooper City | Florida | 33024 | — |
| Northeast Research Institute (NERI) | Fleming Island | Florida | 32003 | — |
| New Horizon Research Center | Miami | Florida | 33165 | — |
| West Orange Endocrinology | Ocoee | Florida | 34761 | — |
| Metabolic Research Institute, Inc. | West Palm Beach | Florida | 33401 | — |
| Emory University School of Medicine- Grady Campus | Atlanta | Georgia | 30303 | — |
| East Coast Institute for Research, LLC | Macon | Georgia | 31210 | — |
| Pacific Diabetes & Endocrine Center | Honolulu | Hawaii | 96813 | — |
| Elite Clinical Trials | Blackfoot | Idaho | 83221 | — |
| Rocky Mountain Clinical Research | Idaho Falls | Idaho | 83404 | — |
| American Health Network of Indiana, LLC - Greenfield | Greenfield | Indiana | 46140 | — |
| Iowa Diabetes and Endocrinology Research Center | West Des Moines | Iowa | 50265 | — |
| Cotton O'Neil Clinical Research Center | Topeka | Kansas | 66606 | — |
| Maryland Cardiovascular Specialists | Baltimore | Maryland | 21229 | — |
| MD Medical Research | Oxon Hill | Maryland | 20745 | — |
| NECCR PrimaCare Research | Fall River | Massachusetts | 02721 | — |
| Arcturus Healthcare , PLC, Troy Internal Medicine Research Division | Troy | Michigan | 48098 | — |
| Logan Health Research | Kalispell | Montana | 59901 | — |
| Premier Research | Trenton | New Jersey | 08611 | — |
| University of North Carolina Medical Center | Chapel Hill | North Carolina | 27514 | — |
| PharmQuest | Greensboro | North Carolina | 27408 | — |
| Wake Forest University Baptist Medical Center (WFUBMC) | Winston-Salem | North Carolina | 27157 | — |
| Velocity Clinical Research, Cleveland | Cleveland | Ohio | 44122 | — |
| Aventiv Research | Dublin | Ohio | 43016 | — |
| The Corvallis Clinic, P.C. | Corvallis | Oregon | 97330 | — |
| Preferred Primary Care Physicians | Uniontown | Pennsylvania | 15401 | — |
| Center for Neurosciences | Warwick | Rhode Island | 02886 | — |
| Tribe Clinical Research, LLC | Greenville | South Carolina | 29607 | — |
| Texas Diabetes & Endocrinology, P.A. | Austin | Texas | 78749 | — |
| Dallas Diabetes Research Center | Dallas | Texas | 75230 | — |
| Diabetes and Thyroid Center of Fort Worth | Fort Worth | Texas | 76132 | — |
| Juno Research | Houston | Texas | 77040 | — |
| Endocrine Ips, Pllc | Houston | Texas | 77079 | — |
| Health Research of Hampton Roads, Inc. | Newport News | Virginia | 23606 | — |
| Rainier Clinical Research Center | Renton | Washington | 98057 | — |
| Clinical Investigation Specialists | Kenosha | Wisconsin | 53144 | — |
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 32 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04657003, 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 8, 2024 · Synced Oct 23, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04657003 live on ClinicalTrials.gov.