About this trial
This is a phase I clinical study. All subjects are patients with advanced solid tumors. The purpose of this study is to to evaluate the safety, tolerability, pharmacokinetic (PK) characteristics, and preliminary antitumor efficacy of HDM2017 in patients with advanced malignant solid tumors.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Be able and willing to provide written informed consent.
Male or female participants aged 18 to 75 years.
Participants with histologically or cytologically confirmed locally advanced unresectable or metastatic malignant solid tumors who have failed adequate standard of care, or are intolerant to standard of care, or have no effective standard treatment options.
Be able to provide archived tumor tissue during the screening period.
Disqualifiers
Participants who have previously received ADC therapy containing Top I inhibitors, or other drug therapy targeting the CDH17 target.
Participants who have undergone major surgery within 4 weeks before the first dose;
Participants who have received radiotherapy involving the bone marrow or extensive radiotherapy within 4 weeks before the first dose; or local radiotherapy within 2 weeks before the first dose;
Participants receiving continuous systemic corticosteroid therapy;
Trial design
Single group
Treatments tested in this trial
HDM2017
DrugParticipants will be treated with HDM2017 intravenous infusion
Treatment groups
Trial outcomes
Primary outcomes
Maximum Tolerated Dose (MTD)
The MTD will be determined using DLTs
Recommended Phase 2 Dose (RP2D)
The RP2D will be determined using dose limiting toxicities (DLTs) and all other available study data
Type, incidence and severity of Adverse Events
Safety and tolerability profile assessed by the Common Terminology Criteria for Adverse Events v5.0
Secondary outcomes
Tmax
Time to reach the maximum blood concentration
Cmax
Maximum observed blood concentration
Incidence of anti-drug antibody (ADA)
The proportion of patients with positive ADA results
Objective Response Rate (ORR)
ORR is defined as the proportion of subjects with BOR response of CR or PR (based on RECIST Version 1.1).
Sponsors and contacts
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