A Phase I/Ib, Open-label, Multicenter Study to Investigate the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics, and Anti-tumor Activity of KIN-3248 in Participants With Advanced Tumors Harboring FGFR2 and/or FGFR3 Gene Alterations
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Study Summary
To evaluate FGFR2/3 kinase inhibitor for the Treatment of FGFR2 fusion gene-positive intrahepatic cholangiocarcinoma (ICC) and FGFR3-altered urothelial carcinoma (UC).
To evaluate the safety, tolerability, pharmacokinetics (PK), and preliminary efficacy of KIN-3248, an oral small molecule FGFR inhibitor, in adults with advanced tumors harboring FGFR2 and/or FGFR3 gene alterations.
The dose escalation portion (Part A) of the trial will determine the recommended dose and schedule of KIN-3248 for further evaluation in patients with FGFR2 and/or FGFR3 gene alterations.
The dose expansion phase (Part B) of the trial will assess the safety and efficacy of KIN-3248 at the recommended dose and schedule in FGFR inhibitor naive and pretreated patients with cancers driven by FGFR2 and/or FGFR3 gene alterations, including ICC, UC and other selected adult solid tumors.
Part A is a dose-escalation assessing single agent KIN-3248 via a BOIN design to determine the MTD/RP2D
Part B will evaluate a selected dose of KIN-3248 in 3 cohorts of pts (CCA, UC, or other AMST), each driven by specified FGFR alterations—FGFRi-naïve and -pretreated pts are eligible in both parts.
- Naive and pretreated patients with cancers driven by FGFR2 and/or FGFR3 gene alterations, including ICC, UC and other selected adult solid tumors.
- Provide written informed consent prior to initiation of any study-specific procedures
- Advanced stage solid tumor
- Known FGFR2 and/or FGFR3 gene alteration, as confirmed by previous genomic analysis of tumor tissue or ctDNA
- Measurable or evaluable disease according to RECIST v1.1
- ECOG performance status 0 or 1
- Adequate organ function, as measured by laboratory values (criteria listed in protocol)
- Able to swallow, retain, and absorb oral medications
- - Prior receipt of standard treatment or medical judgment that such is not appropriate.
- Enrollment criteria include ECOG PS 0-1, intact organ function, prior receipt of standard treatment or medical judgment that such is not appropriate. Pts may have measurable or evaluable disease.
- Known clinically-active or clinically-progressive brain metastases from non-brain tumors
- History and/or current evidence of abnormal calcium-phosphorous homeostasis, ectopic mineralization or calcification, or corneal or retinal disorder/keratopathy
- GI tract disease causing an inability to take oral medication, malabsorption syndrome, requirement for intravenous alimentation, or uncontrolled inflammatory GI disease
- Active, uncontrolled bacterial, fungal, or viral infection
- Women who are lactating or breastfeeding, or pregnant
- - Active/uncontrolled HBV/HCV
- Key exclusion criteria include known active brain metastases and active/uncontrolled HBV/HCV.
Clinical Study Information for Healthcare Providers
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