Botox shots before hernia repair may help surgeons close the gap
NCT ID NCT07220382
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests whether a one-time Botox injection into the side abdominal muscles, given 3-7 weeks before surgery, helps surgeons fully close large ventral hernias. About 188 adults will be randomly assigned to receive Botox or a placebo, and neither they nor their doctors will know which. The main goal is to see if the abdomen can be closed without leaving a gap, which is linked to fewer problems and better quality of life.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- OnabotulinumtoxinA (Botox)
- What this could lead to
- If it works, this could make hernia surgery easier and reduce complications, leading to smoother recovery.
- What could go wrong
- This is a Phase 4 trial with 188 people, so results may not apply to everyone. Risks include temporary muscle weakness and injection site pain.
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 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 188 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2025
- Expected to finish
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Dec 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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.
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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: * Adult (greater than or equal to 18 years of age) * Candidate for elective open repair of ventral hernia * Preoperative imaging demonstrating either: * ventral hernia defect width of at lest 15 cm; AND/OR, * Tanaka volume ratio of at least 25% * Planned elective hernia repair in an open fashion via a midline laparotomy with posterior component separation and transversus abdominis release Exclusion Criteria: * Emergent cases * Pregnancy and/or breastfeeding at time of intramuscular injection * Inability to provide informed consent * Inability to receive either study intervention (i.e. allergy to local anesthetics utilized for intervention administration, allergy and/or contraindication to any botulinum toxin, inability to attend outpatient administration of study intervention, inability to conform to safety check schedule) * Known congenital or acquired neuromuscular disorder * Presence of stoma * Current infection at time of intramuscular injection * Flank hernias s defined by EHS L1-L4 * BMI \> 45 kg/m\^2 * Diaphragmatic hemiparesis or chronic obstructive pulmonary disease (COPD) with chronic oxygen dependence
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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.
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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Cleveland Clinic Main Campus
RECRUITINGCleveland, Ohio, 44195, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can a keyhole mesh fix ventral hernias safely?
- New Self-Gripping mesh aims to reduce hernia recurrence in High-Risk patients
- Mesh-Like suture could cut hernia risk after cancer surgery
- Weight-loss drug before hernia surgery cuts complications in obese patients
- Botox injection before hernia surgery may reduce need for risky muscle cuts
- Physical therapy after hernia surgery shows promise in small trial