Anti-Inflammatory drug may boost cancer therapy in bile duct cancer
NCT ID NCT07632235
First seen Jun 27, 2026 · Last updated Aug 28, 2026 · Updated 1 time
Summary
This study tests whether adding the anti-inflammatory drug celecoxib to standard immunotherapy and chemotherapy can help people with advanced bile duct cancer live longer without their disease getting worse. The trial focuses on patients whose tumors have high levels of a marker called CK5/6. About 112 participants will be randomly assigned to receive either the standard treatment or the standard treatment plus celecoxib. The study is currently recruiting.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- celecoxib (an anti-inflammatory drug) plus pembrolizumab (immunotherapy) and gemcitabine/cisplatin (chemotherapy)
- What this could lead to
- If successful, this could offer a more effective, personalized treatment option for people with a specific type of advanced bile duct cancer.
- What could go wrong
- This is an early-phase trial with a small number of participants. Adding celecoxib may not improve outcomes and could increase side effects like kidney or heart problems.
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 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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About 112 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2030
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. * Histologically or cytologically confirmed intrahepatic cholangiocarcinoma (iCCA). * Unresectable locally advanced, recurrent, or metastatic disease. * No prior systemic therapy for advanced disease. * At least one measurable lesion according to RECIST v1.1. * ECOG performance status of 0-1. * Availability of adequate pre-treatment tumor tissue for central pathological review. * CK5/6 H-score \> 1.0 as determined by central laboratory testing. * Adequate organ and bone marrow function as defined by protocol-specified laboratory criteria. * Patients with biliary obstruction must have undergone effective drainage and achieved clinical stabilization prior to enrollment. * Ability to provide written informed consent. Exclusion Criteria: * Other primary malignancies including extrahepatic cholangiocarcinoma, gallbladder carcinoma, or ampullary carcinoma. * CK5/6 H-score ≤ 1.0. * Prior systemic therapy for advanced or metastatic disease. * Active gastrointestinal bleeding, peptic ulcer disease, or high risk of gastrointestinal perforation. * Recent history of significant cardiovascular events including myocardial infarction, stroke, uncontrolled hypertension, or severe heart failure. * Known hypersensitivity to celecoxib, sulfonamides, NSAIDs, or aspirin-exacerbated respiratory disease. * Active autoimmune disease or conditions contraindicating pembrolizumab therapy. * Severe renal impairment. * Child-Pugh class C hepatic impairment. * Active uncontrolled infection. * Any condition that, in the investigator's opinion, would interfere with study participation or interpretation of 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.
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
5 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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Renji Hospital
Shanghai, China
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Shanghai 10th People's Hospital
Shanghai, China
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Shanghai Sixth People's Hospital
Shanghai, China
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Sun Yat-sen University Cancer Center
Guangzhou, China
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Wuhan TongJi Hospital
Wuhan, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Spirulina's secret protein may shield the liver during surgery
- New drug cocktail aims to outsmart untreatable bile duct cancer
- AI could spot liver cancer types and predict survival without needle biopsy
- New drug cocktails aim to stop bile duct cancer return after surgery