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Non-muscle Invasive Bladder CancerPhase 1ADVANCED-1NCT05085990

Safety and Toxicity Study of Intravesical Instillation of TARA-002 in Adults with High-grade Non-muscle Invasive Bladder Cancer (Phase 1b)

A Phase 1 study testing TARA-002 in people with Non-muscle Invasive Bladder Cancer, run by Protara Therapeutics at 10 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study is open-label dose expansion study to investigate the safety and toxicity of intravesical treatment of high-grade NMIBC (HGTa or CIS, including CIS with concomitant Ta) after transurethral resection of bladder tumor (TURBT) and/or biopsy using TARA-002 in adults unable to obtain intravesical Bacillus… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Non-muscle Invasive Bladder Cancer
What is being tested?
TARA-002
Could I receive a placebo?
No, everyone receives an active treatment
How many people
10 participants
Where
10 sitesUnited States
Study dates
8 May 2023to 12 Sep 2024
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Male or female subjects 18 years of age or older at the time of signing the informed consent
  • Subjects who have voluntarily given written informed consent after the nature of the study has been explained according to applicable requirements prior to study entry
  • Subjects with a histologically confirmed, high-grade Ta or CIS (including CIS with concomitant Ta) urothelial cell carcinoma of the bladder according to central review
  • Subjects who are treatment naïve, unable to obtain intravesical BCG for the treatment of NMIBC, have received at least one dose of intravesical BCG, or at least one dose of intravesical chemotherapy

Who cannot join

  • Penicillin allergy (subjects with a questionable history of allergy to penicillin or no history of penicillin use will undergo penicillin allergy testing prior to inclusion in the study)
  • Predominant (defined as > 50%) adenocarcinoma, squamous cell carcinoma, or histological variants including plasmacytoid, sarcomatoid, or squamous components according to central review
  • Concomitant prostatic or upper tract urothelial involvement per Investigator's assessment
  • Nodal involvement or metastatic disease that existed at any time (past or present disease)
  • Bladder cancer stage ≥ T1 within the last 36 months according to central histology review
  • Bladder cancer stage CIS with concomitant T1
  • For more information on eligibility criteria, please contact the sponsor.

Trial locations and contacts

10 sites in 1 country.

10 sites in 1 country

United States10 sites
  • Chesapeake Urology Research Associates

    Baltimore, Maryland, 21204

  • Mayo Clinic

    Jacksonville, Florida, 32224

  • USC Norris Cancer Center

    Los Angeles, California, 90089

  • Carolina Urologic Research Center

    Myrtle Beach, South Carolina, 29572

  • Urology Associates PC

    Nashville, Tennessee, 37209

  • Tulane Medical Center (TMC) - Clinic/Outpatient Facility

    New Orleans, Louisiana, 70112

  • Premier Medical Group of the Hudson Valley

    Poughkeepsie, New York, 12603

  • Mayo Clinic

    Rochester, Minnesota, 55905

  • University of Rochester, Department of Urology

    Rochester, New York, 14642

  • UT Health San Antonio

    San Antonio, Texas, 78229

Other trials in United States

About this study

Official title: A Phase 1a/b Dose Finding, Open-label Study to Evaluate Safety and Toxicity of Intravesical Instillation of TARA-002 in Adults with High-grade Non-muscle Invasive Bladder Cancer

This study is open-label dose expansion study to investigate the safety and toxicity of intravesical treatment of high-grade NMIBC (HGTa or CIS, including CIS with concomitant Ta) after transurethral resection of bladder tumor (TURBT) and/or biopsy using TARA-002 in adults unable to obtain intravesical Bacillus Calmette-Guérin (BCG), adults who have received at least one dose of intravesical BCG or adults who have received at least one dose of intravesical chemotherapy.

After completion of the dose escalation phase (Phase 1a) and after the RP2D has been established, the dose expansion phase (Phase 1b) will start enrollment of subjects with CIS NMIBC with active disease to further evaluate the safety and preliminary efficacy of TARA-002, at the established RP2D. CIS NMIBC with active disease is defined as disease present at the last cystoscopic evaluation prior to signing the ICF. Subjects enrolled in the dose expansion phase will not include subjects previously enrolled and treated in the dose escalation phase.

All subjects will receive 6 weeks of treatment at the established RP2D.

Being tested
TARA-002
Keywords
Non-muscle invasive bladder cancer, bladder cancer, high grade Ta, carcinoma in situ, high-grade NMIBC
Medical subject headings
Non-Muscle Invasive Bladder Neoplasms, Urinary Bladder Neoplasms, Carcinoma in Situ

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • TARA-002Biological

    Phase 1b, Dose Expansion Phase: All subjects will receive 6 weekly doses of TARA-002 at the recommended Phase 2 dose (R2PD)

Study groups in NCT05085990
Study groupRoleWhat they receive
TARA-002ExperimentalTARA-002 is a lyophilized biological preparation for instillation containing cells of Streptococcus pyogenes (Group A, type 3) Su strain treated with benzylpenicillin.
Receives: Biological: TARA-002

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Phase 1b, Dose Expansion Phase: Incidence of AEs in subjects with CIS NMIBC with active disease

    AE = adverse event

    Measured: Day 1 to Day 78

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Oct 2021
  2. Study start8 May 2023
  3. Primary completion12 Sep 2024
  4. Study completion12 Sep 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
All subjects will receive 6 weekly doses of TARA-002 at the recommended Phase 2 dose (R2PD)
Masking
None (open label)
Enrolment
10 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05085990
Sponsor's protocol ID
TARA-002-101(Phase 1b)
Acronym
ADVANCED-1
Status last verified
Sep 2024
First submitted
7 Oct 2021
Last updated
27 Jan 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing TARA-002 in people with Non-muscle Invasive Bladder Cancer, run by Protara Therapeutics at 10 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 27 Jan 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 10 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Phase 1b, Dose Expansion Phase: Incidence of AEs in subjects with CIS NMIBC with active disease (time frame: Day 1 to Day 78). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 27 Jan 2025.

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