Intravesical Gem/Doce in Patients With NMIBC

Last updated: February 25, 2026
Sponsor: University of Arizona
Overall Status: Active - Recruiting

Phase

2

Condition

Urothelial Cancer

Bladder Cancer

Treatment

gemcitabine + docetaxel

Gemcitabine

Clinical Study ID

NCT05644041
STUDY00000198
  • Ages > 18
  • All Genders

Study Summary

Intravesical immunotherapy or chemotherapy for non-muscle invasive bladder cancer (NMIBC) is a well-established treatment for preventing or delaying tumor recurrence after tumor resection. For high-risk non-muscle invasive bladder cancer, immunotherapy in the form of intravesical Bacillus Calmette-Guérin (BCG) can be effective as first-line; nevertheless, the response rate to BCG is suboptimal with many patients failing treatment. Following BCG-failure, however, very few effective therapeutic options exist besides life-changing cystectomy. Recent shortages of BCG have pushed the use of alternative intravesical therapies for non-muscle invasive bladder cancer. At the University of Arizona Cancer Center, the use of intravesical Gemcitabine + Docetaxel (Gem/Doce) is considered as standard treatment for patients with non-invasive bladder cancer who are unable to get BCG or are BCG-resistant. The role of Gemcitabine as first-line treatment for NMIBC is poorly understood. The purpose of this study is to gain a better understanding of the use of Gemcitabine + Docetaxel intravesical chemotherapy for non-muscle invasive bladder cancer.

Eligibility Criteria

Inclusion

Inclusion Criteria:

  1. Patients able to consent in English or Spanish; provision of signed and datedinformed consent form

  2. Stated willingness to comply with all study procedures and availability for theduration of the study

  3. Male or female ages ≥18 years.

  4. Patients with intermediate or high-risk non-muscle-invasive UC of the bladder and noprevious BCG treatment.

  5. Histologically confirmed intermediate or high-risk non-muscle invasiveurothelial carcinoma of the bladder (Ta, T1, or Tis stage) on TransurethralResection of Bladder Tumor (TURBT) must be obtained within 180 days ofregistration. OR Patients with a high-grade recurrence after 24 months sincelast dose of BCG.

  6. Eastern Cooperative Oncology Group (ECOG) performance status Grade 0-2. 7. Post-transurethral bladder tumor resection. 8. Evidence of post-menopausal status or negative urinary pregnancy test of female pre-menopausal patients is required. Women will be considered post-menopausal if they have been amenorrheic for 12 months without an alternative medical cause.

Exclusion

Exclusion Criteria:

  1. Known hypersensitivity reaction to gemcitabine and/or docetaxel.

  2. Clinical T2 or higher stage UC of the bladder.

  3. Histopathology demonstrating any small cell component, pure adenocarcinoma, puresquamous cell carcinoma, or pure CIS of the bladder.

  4. Active malignancies other than the disease being treated under study.

  5. Subjects with concurrent upper urinary tract (i.e. ureter, renal pelvis) urothelialcarcinoma of any stage.

  6. Pregnant or breast-feeding women.

  7. Has an underlying substance abuse or psychiatric disorder such that, in the opinionof the investigator, the patient would be unable to comply with the protocol.

Study Design

Total Participants: 25
Treatment Group(s): 2
Primary Treatment: gemcitabine + docetaxel
Phase: 2
Study Start date:
March 01, 2023
Estimated Completion Date:
January 31, 2027

Connect with a study center

  • University of Arizona Cancer Center

    Tucson, Arizona 85721
    United States

    Site Not Available

  • University of Arizona Cancer Center

    Tucson 5318313, Arizona 5551752 85721
    United States

    Active - Recruiting

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