Can a single drug ease Crohn's gut blockages?
NCT ID NCT05387031
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study is testing whether the drug ustekinumab (Stelara) can help people with moderate-to-severe Crohn's disease who also have bowel strictures (narrowing of the intestine). About 239 participants will receive ustekinumab and be followed for a year. The goal is to see if the drug can reduce symptoms, avoid the need for surgery or balloon dilation, and improve 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
- ustekinumab (Stelara)
- What this could lead to
- If successful, this could show that ustekinumab helps control Crohn's-related bowel strictures, reducing the need for surgery or dilation.
- What could go wrong
- This is an observational study, not a controlled trial, so results may be less definitive. The drug may not work for all types of strictures, and some patients may still need surgery.
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.
- Participants
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About 239 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2024
- Expected to finish
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Aug 2028
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.
Who is studied
Participants were adult CD patients treated with their first UST therapy for symptomatic strictures (confirmed on endoscopy or imaging) from centers of IBD at 8 hospitals all over China. This study does not involve the use of vulnerable groups.
- 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.
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: * Clinical diagnosis of moderate to severe Crohn's disease * Obstructive symptoms within the last eight weeks * A single or several lumen stricture(s) identified by radiological imaging or endoscopy * For strictures identified by CT enterograph defined as a lesion with combination of a reduction of luminal narrowing \>50%, an increase in bowel wall thickness \>25% relative to non-affected bowel and pre-stricture dilation \>3.0 cm * For strictures identified during endoscopic procedure defined by intestinal strictures with a lumen diameter ≤12 mm or even inability to pass the endoscope across the narrowing Exclusion Criteria: * Requirement of urgent surgery or endoscopic intervention within 2 months as judged by the clinician * Symptoms or signs of perforation such as active perianal sepsis, abdominal abscess, intestinal fistula, and abdominal adhesions * Intestinal obstruction caused by surgery, intra-abdominal abscess, isolated intestinal stricture * Effective treatments for stricture in the past half a year, such as endoscopic balloon dilatation, intestinal stricture plasty, surgery/manual anal dilatation, etc. * Unable to eat after using enteral nutrition for more than 2 months * History of ustekinumab (UST) or other IL-23 antagonists use in the past 12 months * CT enterograph contraindications, such as allergy to contrast media * Relative contraindications of biological agents, such as pulmonary tuberculosis-positive chest X-ray or active tuberculosis with strong positive tuberculin skin test, myocardial infarction, heart failure, or demyelinating neurological disease * Currently suffering from a solid tumor, lymphoma, or melanoma and undergoing chemotherapy or radiation therapy * Combination of intestinal dysplasia (eg, diagnosed with short bowel syndrome), colostomy, or colorectal tumors * Combination of active gastrointestinal bleeding, shock, severe diarrhea, refractory vomiting and severe malabsorption syndrome * Combination of severe liver and kidney dysfunction * Coexistence of bacterial or viral active infection * Pregnant or breastfeeding * Severe hemodynamics, unstable vital signs or presence of rapidly progressive or end-stage disease, expected to be fatal during the course of the study
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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
8 sites. 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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Center of Inflammatory Bowel Disease, Department of Gastroenterology, the Second Affiliated Hospital, Zhejiang University School of Medicine
RECRUITINGHangzhou, Zhejiang, 310009, China
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Department of Gastroenterology, Affiliated Hospital of Yangzhou University
RECRUITINGYangzhou, Jiangsu, China
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Department of Gastroenterology, Chongqing Renji Hospital, University of Chinese Academy of Sciences
RECRUITINGChongqing, Chongqing Municipality, China
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Department of Gastroenterology, Huai'an First People's Hospital
RECRUITINGHuai'an, Jiangsu, China
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Department of Gastroenterology, Second Affiliated Hospital of Soochow University
RECRUITINGSuzhou, Jiangsu, China
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Department of Gastroenterology, Seventh Medical Center of PLA Army General Hospital
RECRUITINGBeijing, Beijing Municipality, China
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Department of Gastroenterology, Sixth Affiliated Hospital, Sun Yat-Sen University
RECRUITINGGuangzhou, Guangdong, China
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Department of Gastroenterology, The First Affiliated Hospital of Zhejiang Chinese Medical University
RECRUITINGHangzhou, Zhejiang, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Mini-Guts in a dish: scientists probe why IBD tissue struggles to heal
- Can immune aging blood tests predict which older IBD patients thrive on advanced therapies?
- Can a liquid diet calm Crohn's in kids?
- Which IBD therapy works best for kids? researchers compare two approaches
- Can trained peer mentors ease the mental toll of IBD?
- Can a new pill tame inflammatory bowel disease?