Can a Two-Drug bladder wash beat cancer recurrence?
NCT ID NCT07747740
First seen Aug 05, 2026 · Last updated Aug 06, 2026 · Updated 1 time
Summary
This trial tests two different drug combinations given directly into the bladder for people with a type of bladder cancer that has not responded to the standard BCG therapy. Participants are randomly assigned to receive either gemcitabine plus docetaxel or gemcitabine plus mitomycin C. The goal is to see which combination better prevents the cancer from coming back or progressing over a year, while also checking safety and 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
- Sequential intravesical gemcitabine plus docetaxel, compared with sequential intravesical gemcitabine plus mitomycin C
- What this could lead to
- If successful, this could offer a bladder-sparing alternative to cystectomy for patients with BCG-unresponsive bladder cancer, potentially improving survival and quality of life.
- What could go wrong
- This is a phase II trial, so results are preliminary. The treatments may not prove more effective than existing options, and there are risks of side effects from chemotherapy delivered directly into the bladder.
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 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 228 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2026
- 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.
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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: 1. Age ≥18 years. 2. Histologically confirmed BCG-unresponsive non-muscle-invasive urothelial bladder cancer (NMIBC). 3. Complete transurethral resection of bladder tumor (TURBT) before study treatment. 4. Intermediate- or high-risk NMIBC according to current clinical guidelines. 5. Candidate for intravesical chemotherapy. 6. ECOG performance status 0-2. 7. Adequate hematologic, renal, and hepatic function. 8. Written informed consent. Exclusion Criteria: 1. Muscle-invasive (≥T2), locally advanced, or metastatic urothelial carcinoma. 2. Upper urinary tract urothelial carcinoma requiring treatment. 3. Previous hypersensitivity to gemcitabine, docetaxel, mitomycin C, or formulation components. 4. Active uncontrolled urinary tract infection. 5. Pregnancy or breastfeeding. 6. Concurrent participation in another interventional clinical trial. 7. Any serious uncontrolled medical 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
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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N.N. Blokhin National Medical Research Center of Oncology
RECRUITINGMoscow, Moscow, 115522, Russia
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Lab-Grown tumor organoids could pick the right bladder chemo
- Can heated saline during bladder surgery stop tumors from coming back?
- Radiation instead of bladder removal: a new option for Hard-to-Treat bladder cancer?
- Can an immunotherapy plus chemotherapy keep High-Risk bladder cancer at bay?
- Can a bladder rinse before surgery keep bladder cancer at bay?
- Timing chemotherapy around bladder surgery may cut recurrence