Gut health shake tested to boost heart surgery recovery
NCT ID NCT05655910
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study is testing whether a special nutrition shake (Ensure Surgery Immunonutrition) can improve gut health and reduce inflammation in heart failure patients awaiting LVAD surgery. Researchers will give the shake to 50 hospitalized patients before their operation and track changes in their gut bacteria, blood markers, and recovery. The goal is to see if better nutrition can lower the risk of infections and shorten hospital stays.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Ensure Surgery Immunonutrition shake
- What this could lead to
- If successful, this could point toward a simple nutritional strategy to improve recovery and reduce complications after LVAD surgery.
- What could go wrong
- This is a small, early-stage study (50 people) focused on measuring changes in the gut and blood, not on proving a treatment works. The results may not lead to a clear benefit or apply to all patients.
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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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2022
- Expected to finish
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Jan 2027
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.
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: * age \>18 years * hospitalized * undergoing LVAD therapy (enrolled at time of acceptance) Exclusion Criteria: * intubated * congenital heart disease * infiltrative cardiomyopathy * unable to tolerate oral nutrition * surgery expected in \<5 days
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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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Columbia University Medical Center
RECRUITINGNew York, New York, 10032, United States
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