About this trial
This study will assess the safety and tolerability of EBC-129 as a single agent and in combination with pembrolizumab in patients with advanced solid tumours
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Male or female patients ≥18 years (US) or ≥21 years (Singapore) old
Body weight within ≥40 kg - ≤100 kg during Parts A and B, and ≤120 kg during all other parts of the study
Demonstrated progression of a locally advanced unresectable or metastatic solid tumour with no alternative standard-of-care therapeutic option with a proven clinical benefit, or are intolerant to these therapies
Eastern Cooperative Oncology Group (ECOG) performance status (PS) ≤ 2 for Part A and 0-1 for Parts B, C and D
Disqualifiers
Unable or not willing to provide tumour tissue sample (from archival tissue or de-novo biopsy) unless if there is a significant risk for the patient to undergo biopsy
Has received investigational or anti-cancer therapy within 4 weeks (28 days) prior to starting study drug
Is receiving any concomitant anti-cancer therapy
Known severe hypersensitivity to E coli-derived products or filgrastim or peg-filgrastim and have significant allergies to such biological products
Trial design
Single group
Treatments tested in this trial
EBC-129
DrugEBC-129 will be administered on Day 1 of each 21-Day cycle (Parts A, B, and C), and two doses starting from Day 1 for 21-day cycle and three doses starting from Day 1 for 28-day cycle (Part D) via a 30-120-minute intravenous (IV) fusion.
Pembrolizumab
DrugPembrolizumab will be administered at the dose of 200 mg IV every 21 days.
Treatment groups
8
Treatment groupsSee each treatment group below.
Trial outcomes
Primary outcomes
Part A, Part B, Part C and Part D- Number of patients with serious adverse events (SAEs) and treatment emergent adverse events (TEAEs)
Part A, Part B and Part D- Determination of Maximum tolerated dose (MTD)
Part A, Part B and Part D- Determination of the Recommended Phase 2 dose (RP2D)
Part C- Objective response rate (ORR)
The number (%) of patients with a best overall response of complete response (CR) or partial response (PR) per RECIST v1.1 as assessed by investigator.
Secondary outcomes
Part A and Part B- ORR
The number (%) of patients with a best overall response of complete response (CR) or partial response (PR) per RECIST v1.1 as assessed by investigator.
Part A, Part B, Part C and Part D- Disease control rate (DCR)
The percentage of patients who have a best overall response (BOR) of CR or PR in the first 12 weeks or who have demonstrated standard deviation (SD) for a minimum interval of 12 weeks following the start of treatment, will be determined based on RECIST.
Part A, Part B, Part C and Part D- Duration of Response (DoR)
The time from the date of first documented response until the first date of documented progression or death in the absence of disease progression.
Part A, Part B, Part C and Part D- Time to Progression (TTP)
The time from the date of the first dose until objective tumour progression.
Sponsors and contacts
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