Status:

ACTIVE_NOT_RECRUITING

A Study of Pexidartinib in Tenosynovial Giant Cell Tumor in Japan

Lead Sponsor:

Daiichi Sankyo Co., Ltd.

Conditions:

Tenosynovial Giant Cell Tumor

Eligibility:

All Genders

20+ years

Phase:

PHASE2

Brief Summary

This phase 2, multicenter, two-part, open-label, single-arm study will be conducted in Japan and will evaluate the safety, tolerability, pharmacokinetics (PK), and efficacy of pexidartinib in adult pa...

Detailed Description

This study will consist of 2 parts. In Part 1, pexidartinib 800 mg/day (400 mg twice a day \[BID\]) will be administered on an empty stomach and tolerability and PK of pexidartinib will be evaluated t...

Eligibility Criteria

Inclusion

  • Age ≥20 years
  • A diagnosis of TGCT (i) that has been histologically confirmed by a pathologist1 and (ii) associated with severe morbidity or functional limitations and not amenable to improvement with surgery determined consensually by qualified personnel (eg, 2 surgeons or a multi-disciplinary tumor board).
  • Measurable disease as defined by RECIST version 1.1 (except that a minimal size of 2 cm is required), assessed from MRI scan by a central radiologist.

Exclusion

  • Known metastatic TGCT.
  • Pre-existing increased serum transaminases; total bilirubin or direct bilirubin (\>upper limit of normal); or active liver or biliary tract disease, including increased alkaline phosphatase.
  • Significant concomitant arthropathy in the affected joint, serious illness, uncontrolled infection, or a medical or psychiatric history that, in the Investigator's opinion, would likely interfere with a participant's study participation or the interpretation of his or her results.
  • Use of strong cytochrome P450 3A inducers, including St John's wort, proton pump inhibitors and potassium-competitive acid blockers, or other products known to cause hepatotoxicity.

Key Trial Info

Start Date :

March 15 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 31 2026

Estimated Enrollment :

9 Patients enrolled

Trial Details

Trial ID

NCT04703322

Start Date

March 15 2021

End Date

May 31 2026

Last Update

March 3 2025

Active Locations (6)

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Page 1 of 2 (6 locations)

1

Nagoya University Hospital

Aichi, Japan, 466-8560

2

Kyushu University Hospital

Fukuoka, Japan, 812-8582

3

Kanazawa University Hospital

Ishikawa, Japan, 920-8641

4

National Hospital Organization Osaka National Hospital

Osaka, Japan, 540-0006