Could a Two-Drug combo supercharge weight loss?
NCT ID NCT06373146
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether adding a second drug (mibavademab) to the weight-loss medication tirzepatide helps adults with obesity lose more weight than tirzepatide alone. About 392 participants with a BMI between 30 and 40 took part. The goal was to measure changes in body weight over 74 weeks.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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392 people
The number who actually took part.
- Started
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Apr 2024
- Finished
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Apr 2026
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Have a body mass index (BMI) of ≥30 kilogram/square meter (kg/m²) and ≤40 kg/m² * Willing to learn how to self-inject study intervention (visually impaired persons who are not able to perform the injections must have the assistance of a sighted individual trained to inject the study intervention; persons with physical limitations who are not able to perform the injections must have the assistance of an individual trained to inject the study intervention) * Male or female contraceptive use by participant should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies. Exclusion Criteria: * Have a history of diabetes mellitus, including Type 1 Diabetes Mellitus (T1DM) or Type 2 Diabetes Mellitus (T2DM), history of ketoacidosis, or hyperosmolar state/coma * Have a self-reported change (increase or decrease) in body weight \>5 kilogram (kg) within 3 months prior to screening * Have a family or personal history of medullary thyroid carcinoma (MTC) or multiple endocrine neoplasia (MEN) syndrome type 2 * Have acute or chronic hepatitis * Have a history of an active or untreated malignancy or are in remission from a clinically significant malignancy for less than 5 years
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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CTI Clinical Research Center
Cincinnati, Ohio, 45212, United States
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Diablo Clinical Research, Inc.
Walnut Creek, California, 94598, United States
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Hassman Research Institute Marlton Site
Marlton, New Jersey, 08053, United States
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Irvine Clinical Research
Irvine, California, 92614, United States
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Juno Research
Houston, Texas, 77040, United States
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Lillestol Research
Fargo, North Dakota, 58104, United States
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Northwest Clinical Research Center
Bellevue, Washington, 98007, United States
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Solaris Clinical Research
Meridian, Idaho, 83646, United States
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South Texas Clinical Research
Corpus Christi, Texas, 78404, United States
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Tandem Clinical Research
Marrero, Louisiana, 70072, United States
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Velocity Clinical Research - New Orleans
New Orleans, Louisiana, 70119, United States
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Velocity Clinical Research, Dallas
Dallas, Texas, 75230, United States
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Velocity Clinical Research, Gardena
Gardena, California, 90247, United States
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Velocity Clinical Research, Los Angeles
Los Angeles, California, 90017, United States
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Velocity Clinical Research, North Hollywood
North Hollywood, California, 91606, United States
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Velocity Clinical Research, Panorama City
Van Nuys, California, 91405, United States
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Velocity Clinical Research, Santa Ana
Santa Ana, California, 92704, United States
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