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Dose-Finding Study of Cabozantinib (XL184) in Japanese Subjects With Advanced Cancer

Phase 1
Completed
Conditions
Solid Tumors
Cancer
NSCLC
Interventions
Registration Number
NCT01553656
Lead Sponsor
Exelixis
Brief Summary

The purpose of this study is to evaluate the safety profile, tolerability, pharmacokinetics (PK), pharmacodynamics, pharmacogenomic (PGX) and preliminary efficacy following daily oral doses of cabozantinib (XL184) in Japanese patients with advanced or metastatic solid tumors. Also, the effect of XL184 in the treatment of non-small cell lung cancer (NSCLC) patients with various activating mutations will be evaluated at the recommended Phase 2 dose.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
85
Inclusion Criteria
  • Subjects with advanced or metastatic solid tumors for whom the standard of care is ineffective or inappropriate.
  • NSCLC expansion cohort subjects must have confirmed NSCLC (Stage IIIb or IV) and documented activating mutations.
  • At least 4 weeks must have elapsed from the last anti-cancer therapy. At least 6 weeks for nitrosoureas, mitomycin C and liposomal doxorubicin.
  • Have adequate bone marrow function, adequate liver function, and adequate renal function.
  • Sexually active subjects (men and women of child-bearing potential (WOCBP)) must agree to use medically accepted barrier methods of contraception (eg, male or female condom) during the course of the study and for 4 months after the last dose of study drug(s), even if oral contraceptives are also used. All subjects of reproductive potential must agree to use both a barrier method and a second method of birth control. Women of childbearing potential (WOCBP) must have a negative pregnancy test at screening.

Select

Exclusion Criteria
  • Symptomatic central nervous system (CNS) metastasis, or active CNS metastasis requiring medication.
  • WOCBP who are unwilling or unable to use an acceptable method of contraception to avoid pregnancy for the entire study period and for 4 months after the last dose of investigational product.
  • Women who are pregnant or breastfeeding.
  • Sexually active fertile men not using effective birth control for the entire study period and for 4 months after the last dose of investigational product if their partners are WOCBP.
  • Subjects who have uncontrolled intercurrent illness including, but not limited to, infection requiring systemic therapy, symptomatic congestive heart failure, uncontrolled hypertension, uncontrolled angina pectoris, uncontrolled peptic ulcer, cardiac arrhythmia requiring medication.
  • Subjects who are HIV antibody positive, HBs antigen positive, and/or HCV antibody positive.
  • Subjects with body cavity fluid retention which requires drainage.
  • Subjects with any major surgery within 8 weeks prior to study enrollment.
  • Subjects with major unhealed wounds or fracture.
  • Subjects with a history or concurrent diagnosis of gastrointestinal perforation.
  • Subjects with evidence of bleeding tendency or coagulopathy.
  • Subjects with a history of thromboembolism.
  • Subjects with a history of or concurrent pancreatitis.
  • Exposure to any investigational drug within 30 days of enrollment.
  • Subjects receiving radiation therapy or treatment with radionuclides within 6 to 2 weeks before first dose of XL184.
  • NSCLC expansion cohorts: subjects must not be diagnosed with another malignancy within 2 years before first dose of XL184.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Cabozantinib capsules and tabletscabozantinib capsulesSubjects will be enrolled in cohorts at different dose levels in order to determine the maximum tolerated dose of cabozantinib. Initially, subjects enrolled will receive the capsule formulation; other subjects will receive the tablet formulation.
Cabozantinib capsules and tabletscabozantinib tabletsSubjects will be enrolled in cohorts at different dose levels in order to determine the maximum tolerated dose of cabozantinib. Initially, subjects enrolled will receive the capsule formulation; other subjects will receive the tablet formulation.
Primary Outcome Measures
NameTimeMethod
Maximum Tolerated Dose (MTD) and Recommended Phase 2 DoseAssessed in the clinic on Days 1 through 29

To establish the MTD and recommended Phase 2 dose (or dose range as appropriate) of XL184 when administered orally on a once daily schedule in subjects with advanced or metastatic solid tumors.

Secondary Outcome Measures
NameTimeMethod
Safety and tolerability of XL184From study start to October 2014

Safety and tolerability of multiple doses of XL184 administered orally on a daily basis. Assessed from informed consent until at least 30 days after discontinuation.

Plasma PharmacokineticsAssessed in the clinic from Day 1 through Day 29

Assess plasma pharmacokinetics of daily oral administration of XL184 from Treatment Day 1 to Day 29.

Tumor response (preliminary anti-tumor activity)Study start to October 2014

Assess tumor response after repeated administration of XL184 from screening until discontinuation. Assessed as best overall response by cohort by radiological response defined by RECIST criteria.

Trial Locations

Locations (2)

National Cancer Center Hospital

🇯🇵

Chuo-ku, Tokyo, Japan

The Cancer Institute Hospital of the Japanese Foundation for Cancer Research (JFCR)

🇯🇵

Ariake, Koto, Japan

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