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A Study of SKB518 in Patients With Lung Cancer

A Phase II, Multicenter, Open-label Study to Evaluate the Efficacy and Safety of SKB518 in Patients With Lung Cancer

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07019675
Enrollment
192
Registered
2025-06-13
Start date
2025-08-29
Completion date
2027-10-20
Last updated
2026-05-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Lung Carcinoma

Brief summary

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.

Interventions

DRUGSKB518

SKB518 is administered every 3 weeks(Q3W) until radiographic disease progression, intolerable toxicity, or other protocol-specified treatment discontinuation criteria, whichever occurs first.

DRUGTislelizumab

Tislelizumab is administered every 3 weeks(200 mg, Q3W) until radiographic disease progression, intolerable toxicity, or other protocol-specified treatment discontinuation criteria, whichever occurs first.

DRUGCarboplatin

Carboplatin is administered at every 3 weeks(AUC 5 mg/mL/min, Q3W) for 4 cycles

Sponsors

Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

1. Age between 18 and 75 years old at the time of signing the informed consent form, applicable to both males and females. 2. Non-small cell lung cancer (NSCLC) or small cell lung cancer(SCLC) confirmed by histology or cytology. 3. At least one measurable tumor lesion per RECIST v1.1. 4. Performance status score of 0-1 according to the Eastern Cooperative Oncology Group (ECOG) scale. 5. Expected survival period ≥ 12 weeks. 6. The function of important organs meets the requirements of the protocol.

Exclusion criteria

1. Symptomatic or uncontrolled cardiovascular disease 2. History of noninfectious pneumonitis/interstitial lung disease (ILD) that required steroids or has current pneumonitis/ILD; 3. 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. 4. Human immunodeficiency virus (HIV) positive or history of acquired immunodeficiency syndrome (AIDS); known active syphilis infection. 5. The Investigator considers other situations that will interfere with the evaluation of the study intervention or the safety of the subjects or the interpretation of the results of the study.

Design outcomes

Primary

MeasureTime frameDescription
AEUp to 24 monthsIncidence and severity of Adverse Events (AEs)
ORR in specific armsUp to 24 monthsObjective Response Rate (ORR) assessed by the investigators per RECIST v1.1
PFS in specific armUp to 24 monthsProgression-Free Survival (PFS) assessed by the investigators per RECIST v1.1

Secondary

MeasureTime frameDescription
PFS in specific armsUp to 24 monthsTime from start of treatment to progression of disease (PD) or death, whichever occurs first, in patients with tumors.
DOR in specific armsUp to 24 monthsTime from the start of the first assessment of CR or PR in tumor patients to PD or death due to any reason.
OSUp to 24 monthsTime from start of treatment to death due to any reason.
PharmacokineticsUp to 24 monthsMaximum 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
ImmunogenicityUp to 24 monthsAnti-Drug Antibody(ADA) Titre of SKB518

Countries

China

Contacts

CONTACTXin Li
lixin@kelun.com086-010-58202512

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 9, 2026