Clinical trial • Phase II • Oncology

GEMCITABINE HYDROCHLORIDE for Bladder cancer | Non-muscle invasive bladder cancer (Ta low-grade)

Phase II trial of GEMCITABINE HYDROCHLORIDE for Bladder cancer | Non-muscle invasive bladder cancer (Ta low-grade).

Overview

Trial Therapeutic Area
Oncology
Trial Disease
Bladder cancer | Non-muscle invasive bladder cancer (Ta low-grade)
Trial Stage
Phase II
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
24-09-2024
First CTIS Authorization Date
30-10-2024

Trial design

open-label, none/not specified-controlled Phase II trial across 1 site in Austria.

Open Label
Yes
Comparator
None/Not specified
Target Sample Size
47

Eligibility

Recruits 47 No vulnerable populations selected (isVulnerablePopulationSelected: false). Participants must be willing and able to provide informed consent (principal inclusion criterion). No assent procedures or paediatric consent described..

Pregnancy Exclusion
Female patients who are pregnant/breastfeeding
Vulnerable Population
No vulnerable populations selected (isVulnerablePopulationSelected: false). Participants must be willing and able to provide informed consent (principal inclusion criterion). No assent procedures or paediatric consent described.

Inclusion criteria

  • {"criterion_text":"- Diagnosis of a recurrent tumor and a history of TaLG BCa or diagnosis of primary TaLG BCa histologically confirmed by cold cup biopsy at screening or within 8 weeks before screening\n- Female patients of childbearing potential must have a negative serum pregnancy test within 2 weeks prior to enrollment. Female patients of childbearing potential must use adequate contraception during study period\n- Willing and able to provide informed consent\n- On screening cystoscopy: Diameter of the largest lesion ≤15mm\n- Number of lesions ≤5\n- Cystoscopy with bladder diagram including number, site, size and appearance of the tumors with photo documentation\n- Patient who has recurrence of and not other than TaLG NMIBC (low or intermediate EAU risk)\n- NMIBC requiring treatment with transurethral resection of bladder tumors (TURBT)\n- Negative voiding cytology for high grade (HG) disease within 8 weeks before Screening\n- No lymph node metastasis or distant metastasi\n- Male and female patients must use an effective contraceptive method during the study and for a minimum of 6 months after study treatment"}

Exclusion criteria

  • {"criterion_text":"- Tumors that clinicians suspect to be HG\n- History of neurogenic bladder; active urinary retention; any other condition that would prohibit normal voiding\n- Evidence of active urinary tract infection (UTI) that in the Investigator's opinion cannot be treated and resolved prior to biopsy and/or administration of study treatment\n- Patient refused to participate\n- Positive human immunodeficiency virus (HIV) test\n- Female patients who are pregnant/breastfeeding\n- Female patients of childbearing potential not using adequate contraception\n- Positive HG cytology according to Paris criteria\n- Diameter of tumor >15 mm\n- Number of lesions >5\n- Any previous intravesical therapy within 1 year\n- Previous HG NMIBC (within the last 3 years). It is allowed to include patients who had history of HG disease longer than 3 years ago\n- Past or current muscle invasive bladder cancer (i.e., T2, T3, T4) or metastatic UC\n- History of upper tract urothelial carcinoma (UTUC)\n- Clinically significant urethral stricture that would preclude passage of a urethral catheter"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Clinical complete response (cCR, absence of the macroscopic tumor after chemoablation)","definition_or_measurement_approach":"cCR defined as absence of the macroscopic tumor after chemoablation (as stated in the endpoint text)"}

Secondary endpoints

  • {"endpoint_text":"- Pathological complete response (pCR)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Overall response (cCR + pCR)","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Treatment-related adverse events evaluated using the National Cancer Institute’s Common Terminology Criteria for Adverse Events (version 5.0)","definition_or_measurement_approach":"Adverse events evaluated using NCI CTCAE v5.0"}
  • {"endpoint_text":"- Rate of treatment discontinuation (at least 5 from 6 instillations within 8 weeks)","definition_or_measurement_approach":"Discontinuation defined as receiving fewer than 5 of 6 instillations within an 8-week period (as stated)"}
  • {"endpoint_text":"- Health-related quality of life","definition_or_measurement_approach":""}

Recruitment

Planned Sample Size
47
Recruitment Window Months
17
Consent Approach
Participants must be willing and able to provide informed consent (principal inclusion criterion). Subject information and informed consent form available (document L1_ICF). No details provided on assent, age-specific documents, or languages.

Geography

Total Number Of Sites
1
Total Number Of Participants
47

Austria

Earliest CTIS Part Ii Submission Date
07-10-2024
Latest Decision Or Authorization Date
30-10-2024
Processing Time Days
23
Number Of Sites
1
Number Of Participants
47

Sites

Site Name
Medical University Of Vienna
Department Name
Department of Urology
Principal Investigator Name
Shahrokh Shariat
Principal Investigator Email
shahrokh.shariat@meduniwien.ac.at
Contact Person Name
Shahrokh Shariat

Sponsor

Primary sponsor

Full Name
Medical University Of Vienna
Organisation Type
Educational Institution
Country Of Registered Address
Austria

Investigational products

Investigational Product Name
GEMSOL
Active Substance
GEMCITABINE HYDROCHLORIDE
Modality
Small molecule
Routes Of Administration
Intravesical use
Route
Intravesical use
Authorisation Status
Marketing authorisation present (marketingAuthNumber: 040278044; authorisationCountryCode: IT)
Maximum Dose
2000 mg daily; total 12000 mg

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