About this trial
This is an open-label, multicenter, phase II study. The purpose of this study is to evaluate the safety, tolerability and preliminary anti-tumor activity of SKB518 in patients with lung cancer. Eligible subjects will receive SKB518 monotherapy, until radiographic disease progression, intolerable toxicity, discontinuation of study treatment required by the subject, or other protocol-specified treatment discontinuation criteria, whichever occurs first.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age between 18 and 75 years old at the time of signing the informed consent form, applicable to both males and females.
Non-small cell lung cancer (NSCLC) or small cell lung cancer(SCLC) confirmed by histology or cytology.
At least one measurable tumor lesion per RECIST v1.1.
Performance status score of 0-1 according to the Eastern Cooperative Oncology Group (ECOG) scale.
Disqualifiers
Symptomatic or uncontrolled cardiovascular disease
History of noninfectious pneumonitis/interstitial lung disease (ILD) that required steroids or has current pneumonitis/ILD;
Subjects with the disease that requires systemic corticosteroid therapy (prednisolone or equivalent dose of similar drugs at a dose of >10 mg/d) or other immunosuppressive therapy within 14 days before the first dose.
Human immunodeficiency virus (HIV) positive or history of acquired immunodeficiency syndrome (AIDS); known active syphilis infection.
Trial design
Parallel
Treatments tested in this trial
SKB518
DrugSKB518 is administered every 3 weeks(Q3W) until radiographic disease progression, intolerable toxicity, or other protocol-specified treatment discontinuation criteria, whichever occurs first.
Tislelizumab
DrugTislelizumab is administered every 3 weeks(200 mg, Q3W) until radiographic disease progression, intolerable toxicity, or other protocol-specified treatment discontinuation criteria, whichever occurs first.
Carboplatin
DrugCarboplatin is administered at every 3 weeks(AUC 5 mg/mL/min, Q3W) for 4 cycles
Treatment groups
Trial outcomes
Primary outcomes
AE
Incidence and severity of Adverse Events (AEs)
ORR in specific arms
Objective Response Rate (ORR) assessed by the investigators per RECIST v1.1
PFS in specific arm
Progression-Free Survival (PFS) assessed by the investigators per RECIST v1.1
Secondary outcomes
PFS in specific arms
Time from start of treatment to progression of disease (PD) or death, whichever occurs first, in patients with tumors.
DOR in specific arms
Time from the start of the first assessment of CR or PR in tumor patients to PD or death due to any reason.
OS
Time from start of treatment to death due to any reason.
Pharmacokinetics
Maximum and minimum drug concentrations (Cmax and Cmin) of SKB518-ADC and SKB518-TAb (antibody-drug conjugate and total antibody forms of SKB518) in Serum; Cmax and Cmin of SKB518-Free Payload in Plasma
Sponsors and contacts
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