A phase I study to evaluate the safety, tolerability, pharmacokinetics and preliminary efficacy of TGRX-1942 in patients with advanced solid tumor and/or relapsed or refractory hematological malignancies
This study is designed as a three-part study, with dose escalation, dose expansion and indication expansion phases. Patients with advanced solid tumors will be initially enrolled to the study. Other indications including solid tumors with specific gene mutations, or other hematological malignancies with be considered for expansion phases, with appropriate doses as evaluated at the end of dose escalation phase.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
90
At dose escalation phase, TGRX-1942 will be given orally to patient once a day under a 7-dose sequence of 4mg, 10mg, 20mg, 30mg, 40mg, 50mg, and 60mg. The dose level a particular patient will be assigned depends on the progression of the study and PI evaluation on the safety of previous dose group(s).
Sir Run Run Shaw Hospital, Zhejiang University School of Medicine
Hangzhou, Zhejiang, China
RECRUITINGAdverse events/serious adverse events
to record and analyse the occasions and rates of subjects with adverse events (AEs) and serious adverse events (SAEs) to understand drug safety profile
Time frame: From screening through completion of the study, an average of 3.5 years.
Maximum Tolerated Dose (MTD)
MTD is defined as the dose level with dose-limiting toxicity (DLT) rate of greater than 0.322 as calculated using the BOIN design at dose escalation phase.
Time frame: From Day 1 of Cycle 1 to Day 28 of Cycle 1 of dose escalation phase (each cycle is 28 days)
Preliminary efficacy
For patients with advanced solid tumors, efficacy is evaluated based on RECIST 1.1 criteria which evaluates tumor size changes. Preliminary efficacy is evaluated by Principal investigator.
Time frame: From screening, every 3 cycles during treatment period (each cycle is 28 days) and at end of study, an average of 3.5 years.
Time to Maximum Concentration (Tmax)
To measure the time to reach maximum plasma drug concentration from dosing
Time frame: On day 1-6 of the single dosing phase; patient will only be dosed once on Day 1 of this phase
Maximum Concentration (Cmax)
To measure the maximum plasma drug concentration from dosing
Time frame: On day 1-6 of the single dosing phase; patient will only be dosed once on Day 1 of this phase
Area Under Curve (AUC0-t)
To calculate area under curve of drug plasma concentration from dosing to last measurable time point
Time frame: On day 1-6 of the single dosing phase; patient will only be dosed once on Day 1 of this phase
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Half life (T1/2)
to measure the time needed to reach half maximal concentration from dosing
Time frame: On day 1-6 of the single dosing phase; patient will only be dosed once on Day 1 of this phase
Apparent Clearance (CL/F)
To calculate the rate of clearance of the drug after first dosing
Time frame: On day 1-6 of the single dosing phase; patient will only be dosed once on Day 1 of this phase
Apparent Volume of Distribution (Vz/F)
To calculate the volume of distribution of the drug after first dosing
Time frame: On day 1-6 of the single dosing phase; patient will only be dosed once on Day 1 of this phase
Steady State Time to Maximal Concentration (Tmax,ss)
Under once daily dosing schedule, to measure the time to reach maximum plasma drug concentration between two dosing timepoints
Time frame: On day 1 of Cycle 1 of dose escalation phase (each cycle is 28 days)
Steady State Maximal Concentration (Cmax,ss)
Under once daily dosing schedule, to measure the maximal plasma drug concentration from first dosing
Time frame: On Day 1, 8, 15 and 22 of Cycle 1 and Day 1 of every 3 cycles (each cycle is 28 days). Average duration of the treatment period is 3 years.
Steady State Trough Concentration (Ctrough,ss)
Under once daily dosing schedule, to measure the minimal plasma drug concentration from first dosing
Time frame: On Day 1, 8, 15 and 22 of Cycle 1 and Day 1 of every 3 cycles (each cycle is 28 days). Average duration of the treatment period is 3 years.
Steady State Area Under Curve (AUC0-t,ss)
Under once daily dosing schedule, to calculate area under curve of drug plasma concentration between two dosing timepoints
Time frame: On Day 1, 8, 15 and 22 of Cycle 1 and Day 1 of every 3 cycles (each cycle is 28 days). Average duration of the treatment period is 3 years.