Gut bacteria capsules may shield heart surgery patients from organ damage

NCT ID NCT04444362

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether giving patients capsules containing gut bacteria (called Probacine) before and after heart surgery can reduce gut injury and organ failure. Researchers will enroll 500 adults undergoing cardiovascular surgery. The goal is to see if changing the gut microbiome can improve recovery and lower death rates.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Intestinal Microbiota Transplant (IMT) Capsules

What this could lead to

If it works, this could point toward a simple way to protect the gut and organs after heart surgery, reducing complications.

What could go wrong

This is an early-stage trial with no phase designation, so results are uncertain. The intervention involves transplanting gut bacteria, which carries unknown risks.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

cardiovascular disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Beijing Anzhen Hospital

    Beijing, Beijing Municipality, China

  • Shanghai East Hospital, Tongji University

    Shanghai, China

  • The First Affiliated Hospital of Guangzhou Medical University

    Guangzhou, Guangdong, China

  • The First Affiliated Hospital of Nanjing Medical University

    Nanjing, Jiangsu, 210029, China

  • West China Hospital of Sichuan University

    Chengdu, Sichuan, China