NCT05773937 A Clinical Study of 9MW2821 in Advanced Malignant Solid Tumors

Eligibility & Interventions

Eligibility Fast-Check

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What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 1 is the earliest stage of human testing — safety and dosage are the primary focus. Visits are frequent and medical supervision is intensive. You will be among the first people to receive this treatment.

This trial targets 40 participants in total. It began in 2022-06-21 with a primary completion date of 2024-12-31.

Brief Summary

This study is a Phase 1, first-in-human, open-label, dose-escalation and cohort expansion study designed to characterize the safety, tolerability, pharmacokinetics, preliminary antitumor activity and immunogenicity of 9MW2821 administered by intravenous (IV) infusion.

Eligibility Criteria

Inclusion Criteria: * Competent to comprehend, sign, and date an independent ethics committee/institutional review board/research ethics board (IEC/IRB/REB) approved informed consent form. * Male or female subjects aged 18 to 80 years (including 18 and 80 years). * Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. * Phase Ia：Histologically or cytologically confirmed advanced malignant solid tumors (except sarcoma). Phase Ib：Only local advanced or metastatic UC tumors. * Subjects must have received ICIs or GC/GP therapies in the previous treatment. * Subjects must submit tumor tissues for test. * Life expectancy of ≥ 3 months. * Subjects must have measurable disease according to RECIST (version 1.1). * Adequate organ functions. * Sexually active fertile subjects, and their partners, must agree to use methods of contraception during the study and at least 6 months after termination of study therapy. * Subjects are willing to follow study procedures. Exclusion Criteria: * Chemotherapy、radiotherapy or immunotherpy within 14 days prior to the first dose of study drug. * Preexisting treatment related toxicity Grade ≥ 2 (except alopecia). * Major surgery within 28 days prior to first dose of study drug. * History of uncontrolled diabetes mellitus. * Preexisting peripheral neuropathy Grade ≥ 2. * Received treatment of ADCs with MMAE payload. * Any live vaccines within 4 weeks before first dose of study drug or during the study. * Documented history of clinically significant cardiac or cerebrovascular diseases within 6 months prior to the first dose of study drug. * Other severe or uncontrolled disease, i.e. severe respiratory system disease, thromboembolic events, active bleeding or active infection. * Uncontrolled central nervous system metastases. * History of another malignancy within 3 years before the first dose of study drug. Subjects with curable malignancies are allowed. * History of autoimmune disease requiring systemic treatment within 2 years before the first dose of study drug. * Has ocular conditions that may increase the risk of corneal epithelium damage. * Known sensitivity to any of the ingredients of the investigational product; History of drug abuse or mental illness. * Any P-glycoprotein (P-gp) inducers/inhibitors or CYP3A4 inducers/inhibitors for high and medium effect within 14 days prior to the first dose of study drug. * Use of any investigational drug or device within 30 days prior to the first dose of study drug. * Conditions or situations which may put the subject at significant risk.

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