This is a prospective, open-label, single-arm, non-randomized, multi-center, phase II proof of concept (PoC) study with a two-stage design and Bayesian interim monitoring to evaluate efficacy and safety of single agent TKI258 in adult patients with scirrhous gastric carcinoma (SGC) that have progressed after one or two prior systemic treatments.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
11
TKI258 is dosed on a flat scale of 500 mg, to be administered orally on a 5 days on / 2 days off dosing schedule which will be repeated every week.
Novartis Investigative Site
Nagoya, Aichi-ken, Japan
Novartis Investigative Site
Kashiwa, Chiba, Japan
Novartis Investigative Site
Matsuyama, Ehime, Japan
Novartis Investigative Site
Sapporo, Hokkaido, Japan
Novartis Investigative Site
Takatsuki, Osaka, Japan
Novartis Investigative Site
Sunto-gun, Shizuoka, Japan
Novartis Investigative Site
Chuo-ku, Tokyo, Japan
Novartis Investigative Site
Koto, Tokyo, Japan
disease control rate (DCR)
Eight-week DCR is defined as the proportion of patients with best overall response of CR, PR or SD at the end of Week 8 as per local investigator's assessment.
Time frame: up to 8 weeks after the start date of study treatment
time to progression (TTP)
TTP is defined as the time from the start date of study treatment to the date of event defined as the first documented progression or death due to underlying cancer as per local investigator's assessment.
Time frame: baseline and every 4 weeks until Week 17 and every 8 weeks after Week 17 until disease progression
overall response rate (ORR)
ORR is defined as the proportion of patients with best overall response of CR or PR as per local investigator's assessment.
Time frame: baseline and every 4 weeks until Week 17 and every 8 weeks after Week 17 until disease progress
progression free survival (PFS)
PFS is defined as the time from the start date of study treatment to the date of event defined as the first documented progression or death due to any cause as per local investigator's assessment.
Time frame: baseline and every 4 weeks until Week 17 and every 8 weeks after Week 17 until disease progress
overall survival (OS)
OS is defined as the time from the start date of study treatment to the date of death from any cause.
Time frame: every 8 weeks until death
disease control rate (DCR) per independent central review
Eight-week DCR is as defined above. An independent central review of the radiological data will be performed and the results will be used for secondary supportive analyses.
Time frame: up to 8 weeks after the start date of study treatment
time to progression (TTP) per independent central review
TTP as defined above. An independent central review of the radiological data will be performed and the results will be used for secondary supportive analyses.
Time frame: baseline and every 4 weeks until Week 17 and every 8 weeks after Week 17 until disease progress
Safety and tolerability of TKI258
Safety will be measured in terms of type, frequency and severity of adverse events according to CTCAE v4.03.
Time frame: more than 30 days after the last date of study treatment
Plasma concentrations of TKI258
Pharmacokinetics (PK) of TKI258 at each scheduled time point of single dose and steady dose.
Time frame: Week 1 Day 1 - Day 2: pre-dose (0 hour), 1, 2, 4, 6, 8, and 24 hour (pre-dose). and Week 4 Day 5 - Week 5 Day 1: pre-dose (0 hour), 1, 2, 4, 6, 8, 24, 48, and 72 hour (pre-dose)
overall response rate (ORR) per independent central review
ORR as defined above. An independent central review of the radiological data will be performed and the results will be used for secondary supportive analyses.
Time frame: baseline and every 4 weeks until Week 17 and every 8 weeks after Week 17 until disease progress
progression free survival (PFS) per independent central review
PFS as defined above. An independent central review of the radiological data will be performed and the results will be used for secondary supportive analyses.
Time frame: baseline and every 4 weeks until Week 17 and every 8 weeks after Week 17 until disease progress
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