Status:

NOT_YET_RECRUITING

RC48-ADC in Adjuvant/Salvage Treatment of HER2 Positive Non-muscle-invasive Bladder Cancer

Lead Sponsor:

West China Hospital

Collaborating Sponsors:

RemeGen Co., Ltd.

Conditions:

Non-muscle Invasive Bladder Cancer

Eligibility:

All Genders

18-75 years

Phase:

PHASE2

Brief Summary

This study will evaluate the efficacy and safety of intravenous RC48-ADC in adjuvant/salvage treatment of HER2 positive high-risk non-muscle-invasive bladder cancer.

Detailed Description

This study is a multicenter phase II study, which aims to evaluate the efficacy and safety of intravenous RC48-ADC in adjuvant/salvage treatment of HER2 positive high-risk non-muscle-invasive bladder ...

Eligibility Criteria

Inclusion

  • Be willing and able to provide written informed consent/assent for the trial.
  • Life expectancy ≥12 weeks.
  • Have a histologically-confirmed diagnosis of high-risk non-muscle-invasive (according to 2023 NCCN guidelines for bladder cancer) transitional cell carcinoma of the bladder. Subjects with tumors of mixed transitional/non-transitional cell histology are allowed, but transitional cell carcinoma must be the predominant histology.
  • Have been treated with adequate BCG therapy and failed (according to 2023 EAU guidelines for NMIBC, for salvage treatment arm).
  • Have elected not to undergo, or are considered ineligible for radical cystectomy, as determined by the treating surgeon.
  • Have tumor tissues for HER2 IHC evaluation and have a HER2 expression score of HER2 2+ or HER2 3+ reviewed by an independent pathologist at the central laboratory.
  • Have a performance status of 0, 1 or 2 on the Eastern Cooperative Oncology Group (ECOG) Performance Scale.
  • Demonstrate adequate organ function.
  • Female subjects of childbearing potential must have a negative urine or serum pregnancy test within 7 days prior to receiving the first dose of study medication.
  • Male subjects of childbearing potential (Section 5.7.2) must agree to use an adequate method of contraception starting with the first dose of study therapy through 6 months after the last dose of study therapy.

Exclusion

  • Has muscle-invasive (i.e. T2, T3, T4) locally advanced non-resectable or metastatic urothelial carcinoma.
  • Has concurrent extra-vesical (i.e. urethra, ureter or renal pelvis) non-muscle invasive transitional cell carcinoma of the urothelium.
  • Is currently participating and receiving study therapy or has participated in a study of an investigational agent and received study therapy or used an investigational device within 4 weeks of the first dose of treatment.
  • Has undergone any intervening intravesical chemotherapy or immunotherapy from the time of most recent cystoscopy/TURBT to starting trial treatment. (Note: A single dose of intravesical treatment given as part of the most recent cystoscopy/TURBT, during the screening period, such as with chemotherapy as per local / regional practices, is acceptable.).
  • Allergic to study therapy.
  • Has a known additional malignancy that has had progression or has required active treatment in the last five years.
  • Has an active autoimmune disease that has required systemic treatment in past 2 years.
  • Have diseases that may interfere with the study treatment or severe and uncontrolled concomitant diseases.
  • Has had an allogeneic tissue/solid organ transplant.

Key Trial Info

Start Date :

August 1 2023

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

August 1 2026

Estimated Enrollment :

77 Patients enrolled

Trial Details

Trial ID

NCT05996952

Start Date

August 1 2023

End Date

August 1 2026

Last Update

August 18 2023

Active Locations (1)

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West China Hospital

Chengdu, Sichuan, China, 610041