Herbal formula shows promise in preventing polyp return
NCT ID NCT07442084
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a traditional Chinese medicine formula called modified Si Ni San in 32 adults who had colorectal polyps removed. The goal was to see if the herbal treatment could improve gut bacteria balance and reduce inflammation better than standard probiotics. Results may help find new ways to lower the risk of polyps coming back.
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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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32 people
The number who actually took part.
- Started
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Mar 2025
- Finished
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Dec 2025
- 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 to 70 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 to 70 years; * Diagnosed with colorectal polyps and underwent polypectomy via colonoscopy; * Normal blood routine and liver/kidney function; * Able to understand and sign informed consent. Exclusion Criteria: * History of colorectal cancer or a family history of colorectal polyps; * Severe gastrointestinal diseases (e.g., inflammatory bowel disease, active infection); * Pregnant or breastfeeding women; * Severe comorbid conditions (e.g., diabetes, cardiovascular diseases) that may interfere with study results.
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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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Xi 'an Hospital of Traditional Chinese Medicine
Xi'an, Shaanxi, 710000, China
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Other studies related to the condition(s) this trial covers.
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