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NCT05951179RecruitingPhase 2

Safety and Efficacy Study of Intravesical Instillation of TARA-002 in Adults With High-grade Non-muscle Invasive Bladder Cancer

A Phase 2, Open-Label Study to Evaluate the Safety and Efficacy of Intravesical Instillation of TARA-002 in Adults With High-Grade Non-Muscle Invasive Bladder Cancer

Source: ClinicalTrials.gov · Last updated 24 Aug 2026

Brief summary (registry, in English)

TARA-002-101-Ph2 is an open-label study to investigate the safety and efficacy of intravesical instillation of TARA-002 in adults 18 years of age or older with high-grade CIS NMIBC (± Ta/T1). The purpose of this Phase 2 study (TARA-002-101-Ph2) is to further assess the safety and efficacy of TARA-002 at the RP2D which has been established in the Phase 1a dose finding study (TARA-002-101-Ph1a). This Phase 2 study includes participants with CIS NMIBC (± Ta/T1) with active disease, defined as disease present at last tumor evaluation (within 3 months) prior to signing the ICF. Participants will be enrolled into one of 2 cohorts: Cohort A: * Participants with CIS (± Ta/T1) who are BCG naive, or * Participants with CIS (± Ta/T1) who are BCG exposed and have not received intravesical BCG for at least 24 months prior to the most recent CIS diagnosis Cohort B: * Participants who are BCG unresponsive

Status (registry)
Recruiting
Phase (registry)
Phase 2
Study type
Interventional
Enrollment
131 (estimated)
First submitted
29 Jun 2023
Start date
15 Sept 2023
Primary completion date
Oct 2031
Lead sponsor
Protara Therapeutics
NCT number
NCT05951179

What you commit to

  • Study type: Interventional · Phase 2
  • Planned participants: 131
  • From 15 Sept 2023 to the primary completion date, Oct 2031
  • 78 sites in 7 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Concomitant prostatic or upper tract urothelial involvement per Investigator's assessment

Other illness

  • Nodal and metastatic disease are excluded if they existed at any time (whether present or in the past)
  • Any history of ≥ T2 bladder cancer that existed at any point in time in the participant's history
    • For more information on eligibility criteria, please contact the Sponsor

Lab values

  • Penicillin allergy (participants with a questionable history of allergy to penicillin will undergo penicillin blood allergy testing via central laboratory

Other

  • Central confirmed variant histology

Who the study is looking for

  • Male or female participants 18 years of age or older at the time of signing informed consent
  • Participants who have voluntarily given written informed consent after the nature of the study has been explained according to applicable requirements prior to study entry
  • Central histologic confirmation of high-grade non-muscle invasive CIS (± Ta/T1) with active disease
  • Participants who are BCG naive, or participants who are BCG exposed and have not received intravesical BCG for at least 24 months prior to the most recent CIS diagnosis (Cohort A). Participants with CIS (± Ta/T1) who are BCG unresponsive.

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (78)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Hospital Britanico de Buenos Aires
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Buenos AiresArgentinaRecruiting
Hospital Italiano de Buenos Aires (HIBA)
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Buenos AiresArgentinaRecruiting
Hospital Sirio Libanes
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CabaArgentinaRecruiting
Centro Argentino de Urologia
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CABAArgentinaRecruiting
Centro Urologico Profesor Bengio SA
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CórdobaArgentinaRecruiting
CEMAIC
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CórdobaArgentinaRecruiting
Clinica Privada Independencia
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MunroArgentinaRecruiting
Hospital de Clínicas da UNICAMP
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CampinasBrazilRecruiting
Instituto Dor de Pesquisa e Ensino
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Jardim PaulistaBrazilRecruiting
Office of Lucas Nougeria MA
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Nova LimaBrazilRecruiting
Kyushu University Hospital
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Nova LimaBrazilRecruiting
Centro de Urologia Avancada
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Porto AlegreBrazilRecruiting
Nucleo de Pesquisa Clinica do Rio Grande so Sul
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Porto AlegreBrazilRecruiting
Santa Casa de Misericordia de Porto Alegre
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Porto AlegreBrazilRecruiting
Faculdade de Medicina ABC-CEPHO
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Santo AndréBrazilRecruiting
Exdeo Clinical Research Inc
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Abbotsford British ColumbiaCanadaTerminated
Jonathan Giddes Medicine Professional Corporation
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BramptonCanadaWithdrawn
The Research Institute of the McGill University Health Centre
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MontrealCanadaRecruiting
Sunnybrook Research Institute
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TorontoCanadaWithdrawn
UHN Princess Margaret Cancer Centre Princess Margaret Hospital
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TorontoCanadaRecruiting
Hyogo Prefectural Amagasaki General Medical Center
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Amagasaki-shiJapanRecruiting
Toho University Medical Center Sakura Hospital
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Fuji-shiJapanRecruiting
Kyushu University Hospital
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FukuokaJapanRecruiting
Funabashi Municipal Medical Center
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Funabashi-shiJapanRecruiting
Hitachi General Hospital
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Hitachi-shiJapanRecruiting
Komaki City Hospital
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Komaki-shiJapanRecruiting
Japanese Red Cross Aichi Medical Center Nayoya Daiichi
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NagoyaJapanRecruiting
Niigata Cancer Center Hospital
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NiigataJapanRecruiting
Japanese Red Cross Osaka Hospital
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OsakaJapanRecruiting
Fuji City General Hospital
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Sakura-shiJapanRecruiting
Toyama University Hospital
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ToyamaJapanRecruiting
Yokohama Municipal Citizen's Hospital
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YokohamaJapanRecruiting
Kaohsiung Medical University Chung-Ho Memorial Hospital
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Kaohsiung CityTaiwanRecruiting
Arensia Kapitanivka - PPDS
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KapitanivkaUkraineRecruiting
Amarillo Urology Research
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AmarilloUnited StatesWithdrawn
Urology Partners of North Texas
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ArlingtonUnited StatesRecruiting
Colorado University - Anshutz
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AuroraUnited StatesRecruiting
Urology Austin, LLC
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AustinUnited StatesRecruiting
Michael Oefelein Clinical Trials
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BakersfieldUnited StatesRecruiting
Minnesota Urology, Woodbury
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BloomingtonUnited StatesRecruiting
Brigham and Women's Hospital
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BostonUnited StatesRecruiting
Cleveland Clinic Main Campus, Cleveland
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ClevelandUnited StatesRecruiting
AdventHealth Medical Group Urology of Denver
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DenverUnited StatesRecruiting
University of Florida Health Jacksonville
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GainesvilleUnited StatesWithdrawn
AccuMed Research Associates
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Garden CityUnited StatesTerminated
Urology Centers of Alabama
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HomewoodUnited StatesRecruiting
Houston Methodist Hospital
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HoustonUnited StatesRecruiting
Clinical Trial Network
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HoustonUnited StatesWithdrawn
Houston Metro Urology
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HoustonUnited StatesRecruiting
Mayo Clinic
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JacksonvilleUnited StatesRecruiting
Southern Urology
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LafayetteUnited StatesRecruiting
Comprehensive Urologic Care
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Lake BarringtonUnited StatesRecruiting
Advanced Urology
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LakewoodUnited StatesRecruiting
Arkansas Urology
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Little RockUnited StatesRecruiting
Urology Associates of Denver
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Lone TreeUnited StatesRecruiting
Urology Group of Southern California
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Los AngelesUnited StatesTerminated
Conrad Person Clinic
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MemphisUnited StatesRecruiting
Carolina Urologic Research Center
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Myrtle BeachUnited StatesRecruiting
Urology Associates PC
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NashvilleUnited StatesRecruiting
Laura & Isaac Perlmutter Cancer Center - NYU Langone Health
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New YorkUnited StatesRecruiting
University of California Irvine Medical Center
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OrangeUnited StatesRecruiting
Mayo Clinic
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PhoenixUnited StatesRecruiting
University of Pittsburgh Medical Center
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PittsburghUnited StatesRecruiting
Greater Boston Urology, LLC
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PlymouthUnited StatesRecruiting
East Valley Urology Center of Arizona
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Queen CreekUnited StatesRecruiting
Virginia Urology
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RichmondUnited StatesRecruiting
Mayo Clinic
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RochesterUnited StatesRecruiting
University of Rochester, Department of Urology
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RochesterUnited StatesRecruiting
UT Health San Antonio
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San AntonioUnited StatesRecruiting
Genesis Research
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San DiegoUnited StatesWithdrawn
Ochsner Health LSU - Regional Urology
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ShreveportUnited StatesWithdrawn
Spokane Urology
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SpokaneUnited StatesRecruiting
Specialty Clinic Research of St. Louis
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St LouisUnited StatesRecruiting
Renown Regional Medical Center
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St LouisUnited StatesRecruiting
Associated Medical Professionals of NY, PLLC
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SyracuseUnited StatesRecruiting
Montefiore Medical Center
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The BronxUnited StatesRecruiting
University of Toledo
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ToledoUnited StatesWithdrawn
Genesis Research LLC
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TorranceUnited StatesRecruiting

This page is information, not medical advice. Discuss any trial with your doctor.