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Urinary Bladder NeoplasmsPhase 1TAR-210NCT05567185

A Study of Erdafitinib Intravesical Delivery System in Japanese Participants With Bladder Cancer

A Phase 1 study testing Erdafitinib Intravesical Delivery System in people with Urinary Bladder Neoplasms and Receptors, Fibroblast Growth Factor, run by Janssen Pharmaceutical K.K. at 4 sites in Japan.

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

The purpose of the study is to determine the tolerability of erdafitinib intravesical delivery system (TAR-210) in Japanese participants. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Erdafitinib Intravesical Delivery System
Could I receive a placebo?
No, everyone receives an active treatment
How many people
5 participants
Where
4 sitesJapan
Study dates
3 Mar 2023to 31 Oct 2025
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

  • Histologically confirmed non-muscle-invasive urothelial carcinoma of the bladder
  • All visible tumors must be completely resected prior to the start of study treatment and documented on screening cystoscopy
  • Confirmed recurrence of non-muscle invasive bladder cancer (NMIBC) after prior therapy that meet either one: a. Recurrence of high-risk NMIBC (high-grade Ta or any-grade T1) within 12 months after adequate Bacillus Calmette-Guerin (BCG), or any-grade T1 within 3 months after 1st induction course, refusing or ineligible for radical cystectomy (RC). b. Recurrence of intermediate- or high-risk NMIBC (any-grade Ta/T1) after prior BCG regardless of the timing of recurrence, refusing or ineligible for RC and considering no other effective treatment options. c. Recurrence of intermediate-risk NMIBC (low grade Ta) after intravesical chemotherapy including maintenance therapy following a single dose after operation, no other effective intravesical chemotherapy is available and refusing BCG treatment
  • At least 1 of the study protocol defined activating fibroblast growth factor receptors (FGFR) mutation or fusion, as determined by local or central testing using either tumor tissue or urine sample collected prior to trans urethral resection of bladder tumour (TURBT)
  • Eastern Cooperative Oncology Group (ECOG) performance status score of less than or equal to (<=) 2

Who cannot join

  • Histologically confirmed muscle-invasive (T2 or higher stage) urothelial carcinoma of the bladder.
  • Prior treatment with an fibroblast growth factor receptor (FGFR) inhibitor
  • Presence of any bladder or urethral anatomic feature that in the opinion of the investigator may prevent the safe placement, indwelling use, or removal of erdafitinib intravesical delivery system
  • Participants with active bladder stones or history of bladder stones less than [< 6] months prior to the start of study treatment
  • Participants have concurrent or second malignancy other than the disease which natural history or treatment is unlikely to interfere with any study endpoints of safety or the efficacy of the study treatment(s); -Bladder post-void residual volume (PVR) >350 mL after second voided urine, -Current central serous retinopathy or retinal pigment epithelial detachment of any-grade

Trial locations and contacts

4 sites in 1 country.

Japan4 sites
  • St Marianna University Hospital

    Kanagawa, 216 8511

  • Osaka International Cancer Institute

    Osaka, 541 8567

  • Toyama University Hospital

    Toyama, 930-0194

  • University of Tsukuba Hospital

    Tsukuba, 305 8576

Other trials in Japan

About this study

Official title: A Phase 1 Study to Evaluate the Tolerability, Safety, and Pharmacokinetics of TAR-210 in Japanese Participants With Bladder Cancer and Selected FGFR Mutations or Fusions

The purpose of the study is to determine the tolerability of erdafitinib intravesical delivery system (TAR-210) in Japanese participants.

Being tested
Erdafitinib Intravesical Delivery System
Medical subject headings
Urinary Bladder Neoplasms, Acrocephalosyndactylia

What participants receive

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

  • Erdafitinib Intravesical Delivery SystemDrug

    Also called JNJ-42756493

    Erdafitinib intravesical delivery system will be administered.

Study groups in NCT05567185
Study groupRoleWhat they receive
Dose Escalation: Erdafinitib Intravesical Delivery SystemExperimentalParticipants with bladder cancer and fibroblast growth factor receptor (FGFR) mutations or fusions will receive erdafitinib intravesical delivery system and study will evaluate 2 dose levels of erdafitinib. Participants with a complete response (CR) may continue to receive treatment up to a duration of 1 year as long as there is no disease recurrence or progression, intolerable toxicity or withdrawal of consent.
Receives: Drug: Erdafitinib Intravesical Delivery System

What is being measured

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

  1. Number of Participants with Dose-limiting Toxicity (DLT)

    Number of participants with DLT will be assessed. The DLTs are specific adverse events related to erdafitinib intravesical delivery system and are defined as any of the following: high grade non-hematologic toxicity or hematologic toxicity.

    Measured: Up to 28 days

Secondary outcomes (4)
  1. Plasma Concentration of Erdafitinib

    Plasma concentration of erdafitinib will be reported.

    Measured: Up to 180 days

  2. Urine Concentration of Erdafitinib

    Urine concentration of erdafitinib will be reported.

    Measured: Up to 180 days

  3. Number of Participants with Adverse Events (AEs)

    An adverse event (AE) is any untoward medical event that occurs in a participant administered an investigational product, and it does not necessarily indicate only events with clear causal relationship with the relevant investigational product.

    Measured: Up to 3 years 10 months

  4. Number of Participants with AEs by Severity

    Severity of AEs will be graded according to the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI-CTCAE) version 5.0. Severity scale ranges from Grade 1 (Mild) to Grade 5 (Death). Grade 1= Mild, Grade 2= Moderate, Grade 3= Severe, Grade 4= Life-threatening and Grade 5= Death related to adverse event.

    Measured: Up to 3 years 10 months

Timeline

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

  1. First posted5 Oct 2022
  2. Study start3 Mar 2023
  3. Primary completion11 Mar 2025
  4. Study completion31 Oct 2025

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
Non-randomised
Intervention model
Sequential
Masking
None (open label)
Enrolment
5 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05567185
Sponsor's protocol ID
CR109248
Other IDs
42756493BLC1004
Acronym
TAR-210
Status last verified
Nov 2026
First submitted
3 Oct 2022
Last updated
3 Nov 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: The data sharing policy of the Janssen Pharmaceutical Companies of Johnson \& Johnson is available at www.janssen.com/clinical-trials/transparency. As noted on this site, requests for access to the study data can be submitted through Yale Open Data Access (YODA) Project site at yoda.yale.edu

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Erdafitinib Intravesical Delivery System in people with Urinary Bladder Neoplasms and Receptors, Fibroblast Growth Factor, run by Janssen Pharmaceutical K.K. at 4 sites in Japan.

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 5 inclusion and 5 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 3 Nov 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in Japan. 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?

Number of Participants with Dose-limiting Toxicity (DLT) (time frame: Up to 28 days). 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 3 Nov 2026.

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