About this trial
CX1003 is a novel multi-target tyrosine kinase inhibitor that is designed to primarily inhibit vascular endothelial growth factor receptor 2 (VEGFR2) and hepatocyte growth factor receptor (HGFR/MET). This study aimed to evaluate the safety, pharmacokinetics, and antitumor activity of CX1003 in patients with refractory advanced or metastatic solid tumors.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Histologically or cytologically confirmed recurrent or metastatic solid tumors;
At least one measurable lesion (spiral CT scan long diameter ≥10 mm or enlarged lymph node short diameter ≥15 mm by RECIST 1.1);
Documented disease progression after, or refractory to, or intolerant of prior standard or established therapy known to provide clinical benefit for their condition; or documented disease progression within 24 weeks after prior adjuvant/neoadjuvant therapy;
ECOG PS ≤1;
Disqualifiers
Untreated brain metastases or symptoms of brain metastases cannot be controlled more than 4 weeks;
Other kinds of malignancies [excluding stage IB or lower grade cervical cancer,noninvasive basal cell or squamous cell cancer, breast cancer with complete remission (CR) > 10 years ,melanoma with CR > 10 years or other malignant tumors with CR > 5 years];
Presence of unresolved toxicities from prior anticancer therapy, defined as having not resolved to NCI CTCAE v5.0 grade 0 or 1 with the exception of alopecia;
Involved in other clinical trials within 30 days of enrollment;
Trial design
Single group
Treatments tested in this trial
CX1003
DrugOral dose A 4-day single dose period, followed by a period of daily-dose in continuous 28-day treatment cycle (the 1st cycle) or 21-day treatment cycles (the 2nd cycle and beyond) Dosage range: 25 mg, 50mg, 75mg, 100mg,125mg,150mg,175mg
Treatment groups
Trial outcomes
Primary outcomes
Incidence of dose-limiting toxicities (DLTs) by NCI CTCAE 5.0: Dose Escalation Stage
Occurrence of any of the following toxicities was considered DLT if judged by the Investigator to be possibly, probably, or definitely related to the administration of CX1003: * Any Grade 3 or higher non-hematologic toxicity (including persisting nausea, vomiting, diarrhea, and electrolyte imbalances despite optimal medical management); * Grade 4 neutropenia for \>5 consecutive days; * Grade 3 or higher febrile neutropenia; * Grade 3 or higher neutropenia associated with infection; * Grade 4 thrombocytopenia; * Grade 3 or higher thrombocytopenia with clinically significant bleeding or that requires a platelet transfusion.
Maximum tolerated dose (MTD): Dose Escalation Stage
The maximum tolerated dose (MTD) was defined as the highest dose for a given schedule that was expected to cause DLTs in no more than 33% of patients.
Secondary outcomes
Pharmacokinetics (PK) profile: Cmax
Parameters: Peak Plasma Concentration (Cmax)
Pharmacokinetics (PK) profile: Tmax
Parameters: Time to reach the maximum plasma concentration (Tmax)
Pharmacokinetics (PK) profile: T1/2
Parameters: Terminal half-life (T1/2)
Pharmacokinetics (PK) profile: AUC
Parameters: Area under the plasma concentration versus time curve (AUC)
Sponsors and contacts
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Beijing Konruns Pharmaceutical Co., Ltd.
Lead sponsor
Chinese Academy of Medical Sciences
Collaborator
West China Hospital
Collaborator
Beijing Tongren Hospital
Collaborator