A Study of SKB315 in Patients With Advanced Solid Tumors

Recruiting now · Phase 1

Conditions studied: Advanced Solid Tumors

In brief

This is a multicenter, open-label, multiple-dose dose finding and expansion study to evaluate the safety, tolerability, pharmacokinetic(PK) profile, and anti-tumor efficacy of SKB315 for injection in patients with advanced solid tumors.

Key facts

Study ID: NCT05367635
Run by: Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
People needed: 246
Starts: 2022-03-16
Expected to finish: 2028-06-30
Last updated by the study team: 2026-05-08

Who can join

Age: 18 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

Ia\&Ib(monotherapy):1) Male or female patients aged 18 to 80 years (inclusive) at the time of signing the informed consent form (ICF); 2) Patients with histologically and/or cytologically confirmed advanced solid tumors who have failed standard of care, or who have no available standard of care regimen, or who are unqualified for standard of care; 3) Consent to provide archival or fresh tumor tissue slides for immunohistochemistry (IHC) assessment, and advanced solid tumors with Claudin 18.2 expression as determined by IHC; 4) Presence of at least one measurable lesion based on Response Evaluation Criteria in Solid Tumors (RECIST) v1.1; 5) Eastern Cooperative Oncology Group (ECOG) score of 0 or 1; 6) Estimated survival ≥ 3 months as judged by the investigator; 7) Adequate organ and bone marrow function (no blood components and cytokines are allowed within 2 weeks prior to the first dose) ; 8) Have recovered to ≤ Grade 1 (according to national cancer institute (NCI) common terminology criteria adverse events (CTCAE) V5.0) from previously treated toxicity prior to the first dose of study treatment; 9) Patients of childbearing potential (male or female) must use effective medical contraception during the study and for 6 months after the end of dosing; 10) Patients voluntarily participate in the study, sign the ICF, and will be able to comply with the protocol-specified visits and relevant procedures.
Phase Ib (combination) Inclusion criteria
Age 18 to 80 years old (including boundary values);
Histopathologically confirmed unresectable locally advanced, recurrent, or metastatic adenocarcinoma of the gastric and gastroesophageal junction 3 positive CLDN18.2 expression in tumor tissue;
ECOG score 0-1; 5. Expected survival ≥3 months; 6. There is at least one measurable lesion that meets the RECIST 1.1 criteria; 7. Adequate bone marrow and organ function

You may not qualify if…

Ia\&Ib(monotherapy)1) Received other drugs in clinical study, major surgeries, or any other anti-tumor therapies within 4 weeks prior to the first dose of study treatment; 2) Received any previous therapy targeting Claudin18.2; 3) Plan to receive any other anti-tumor therapy during the study; 4) Received strong cytochrome P450 3A4(CYP3A4) inhibitors or inducers within 2 weeks prior to the first dose of study treatment or within 5 half-lives of drug elimination, whichever is longer; 5) Have other malignancies within 5 years prior to signing of ICF; 6) Pregnant or lactating women; 7) Known history of allergy to any component of SKB315 or other monoclonal antibodies (mAbs); 8) Known history of alcohol abuse (consumption of more than 14 units of alcohol per week or drug abuse); 9) Patients with active hepatitis B or hepatitis C; 10) Human immunodeficiency virus (HIV) positive; 11) Active severe digestive disease; 12) History of major cardiovascular diseases 13) Confirmed serious lung disease or lung disease that may impair the respiratory reserve function of the patient as judged by the investigator; 14) History of serious dementia, altered mental status, or any psychiatric disorder; 15) Concomitant or known metastases to brain or central nervous system; 16) Have clinically significant systemic diseases that may adversely affect the safety of the study; 17) Subjects who may have poor compliance with the clinical study or have other factors based on which the investigator considers that the subjects are not appropriate to participate in the study.
Ib(combination)
HER2 expression in tumor tissue is positive.
Has a history of brain metastases.
Additional malignancy within the five years prior to the first administration.
Has an active autoimmune disease or a history of autoimmune disease.
Received systemic use of corticosteroids or other immunosuppressants for immunosuppressive effects within 14 days prior to the first administration.
A history of immunodeficiency, including a positive HIV test; Presence of active hepatitis B or hepatitis C.
In the investigator's judgment, the subjects has other factors that could have affected the study results or led to the forced termination of the study.

Where it is running

Tianjin Medical University Cancer Institute & Hospital — Tianjin, Tianjin Municipality, China (enrolling)

Full record on ClinicalTrials.gov

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