Can a single injection melt belly fat? a new trial aims to find out
NCT ID NCT07749742
First seen Aug 06, 2026 · Last updated Aug 07, 2026 · Updated 1 time
Summary
This early-stage trial is testing an investigational drug called MI226, given as a single injection into belly fat, to see if it is safe and tolerable. The study involves about 52 adults with noticeable abdominal fat accumulation. Researchers will monitor for side effects and how the drug moves through the body, but this phase is primarily about safety, not whether it actually reduces fat.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- MI226 injection
- What this could lead to
- If safe and effective, MI226 could offer a non-surgical option to reduce abdominal fat, potentially improving body contour and metabolic health.
- What could go wrong
- This is an early Phase 1 trial focused on safety, not fat reduction. The treatment may not work as hoped, and side effects are possible.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 52 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2026
- Expected to finish
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Mar 2027
An estimate. End dates often move.
- 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 to 65 years
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Aged ≥18 and \<65 years at the time of screening. * Male body weight ≥50 kg, female body weight ≥45 kg, and body mass index (BMI) between 19.0 kg/m² and 37.0 kg/m² (inclusive). * Presence of clinically appreciable abdominal fat accumulation, as assessed by the Clinical Photonumeric Rating Scale (CPnS) with a score of ≥2, and judged by the investigator as sufficient to accommodate the planned number of injections per assigned cohort. * Willingness to use effective contraceptive measures and to refrain from sperm/egg donation from the screening period until 3 months after the last dose of study drug; and no pregnancy plan during this period. * Ability to understand and voluntarily participate in the study, agree to comply with all study requirements, and provide written informed consent prior to any study-related procedures. Exclusion Criteria: * Presence of any medical or physical condition that, in the judgment of the investigator, may interfere with the evaluation of efficacy or safety (e.g., uncontrolled hypertension, and respiratory, cardiovascular, hepatic, neurological, or thyroid diseases). * Presence of adipose tissue volume deficiency (e.g., post-traumatic) or immune-mediated lipodystrophy syndromes, including: generalized lipodystrophy (e.g., juvenile dermatomyositis-associated), partial lipodystrophy (e.g., Barraquer-Simons syndrome), or HIV-associated lipodystrophy. * History of or current clinically relevant skin disease that, in the judgment of the investigator, may affect the assessment of the injection site, or presence of keloid tendency (history of predisposition to hypertrophic scarring or keloid formation). * History of hypersensitivity (allergy to at least 2 substances) or known allergy to any component of the study drug. * Serious medical or psychiatric illness that, in the judgment of the investigator, may affect the study results or compromise participant compliance. * Restricted mobility, history of deep vein thrombosis or pulmonary embolism, or major surgery (within the past 3 months), or long-term hospitalization. * Known bleeding disorders, or use of medications that may increase the risk of post-injection bleeding (e.g., anticoagulant or antiplatelet therapy that cannot be safely discontinued) within 4 weeks prior to screening. * Females of childbearing potential who are pregnant, lactating, planning to become pregnant, or not using reliable contraceptive measures, and who are unwilling to use reliable contraception during the study (e.g., transdermal patches, intrauterine device/system \[IUD/IUS\], condoms, abstinence, or partner vasectomy). * Any other condition that, in the investigator's opinion, may significantly increase the participant's risk, confound the study results, or substantially interfere with the participant's participation in the study.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Peking Union Medical College Hospital
RECRUITINGBeijing, Beijing Municipality, China
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