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A PHASE I STUDY OF ALPS12 IN PATIENTS WITH EXTENSIVE STAGE SMALL CELL LUNG CANCER

AN OPEN-LABEL, MULTICENTER PHASE I STUDY TO EVALUATE THE SAFETY, TOLERABILITY, PHARMACOKINETICS, PHARMACODYNAMICS, AND PRELIMINARY ANTI-TUMOR ACTIVITY OF ALPS12 IN PATIENTS WITH EXTENSIVE STAGE SMALL CELL LUNG CANCER

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031250274
Enrollment
122
Registered
2025-08-04
Start date
2025-10-08
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

extensive stage small cell lung cancer

Interventions

ALPS12: intravenous infusion obinutuzumab: intravenous infusion

Sponsors

Brenden Chen
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Aged >18 years at time of informed consent Eastern Cooperative Oncology Group (ECOG) Performance Status (PS) of 0 or 1 Histologically documented extensive stage small cell lung cancer Disease recurrence documented after at least one prior systemic therapy. Confirmed availability of representative archival tumor specimens or fresh tumor specimen. Measurable disease per RECIST v.1.1. Adequate hematologic and end organ function

Exclusion criteria

Exclusion criteria: Pregnant or breastfeeding, or intending to become pregnant or breastfeeding during the study History or complication of clinically significant autoimmune disease A positive HIV antibody test at screening Active hepatitis B or hepatitis C Prior treatment with anti-CD137 antibody drugs, anti-CD3 antibody drugs, and/or DLL3-targeted therapies Patients who have received any investigational or approved anticancer therapy, including hormone therapy and/or radiotherapy, within 21 days prior to the first administration of the investigational drug. History of Grade 4 immune-related adverse events caused by prior anti-PD-L1/PD-1 antibody drugs or anti-CTLA-4 antibody drugs (excluding asymptomatic elevations in serum amylase/lipase) Patients who discontinued immunotherapy due to Grade 3 immune-related adverse events caused by prior anti-PD-L1/PD-1 antibody drugs or anti-CTLA-4 antibody drugs (excluding asymptomatic elevations in serum amylase/lipase), and/or patients who experienced Grade 3 immune-related adverse events caused by immunotherapy within 6 months prior to the first administration of the investigational drug Patients who received a live attenuated vaccine within 4 weeks prior to the first administration of the investigational drug History or clinical evidence of primary central nervous system (CNS) malignancy, symptomatic CNS metastases, CNS metastases requiring any anti tumor treatment, or leptomeningeal disease Current or past CNS diseases (e.g., stroke, epilepsy, CNS vasculitis, neurodegenerative diseases)

Design outcomes

Primary

MeasureTime frame
safety, efficacy, exploratory, phamacokinetics To evaluate the safety and tolerability based on NCI CTCAE v5.0 To evaluate the PK profile of ALPS12 To evaluate the antitumor activity based on RECIST v1.1

Secondary

MeasureTime frame
safety, efficacy, exploratory,phamacokinetics To evaluate the safety based on NCI CTCAE v5.0 To evaluate the PK profile of ALPS12 To evaluate the antitumor activity based on RECIST v1.1

Countries

Australia, Hong Kong, Japan, Taiwan

Contacts

Public ContactClinical trials information

Chugai Pharmaceutical Co., Ltd.

clinical-trials@chugai-pharm.co.jp+81-120189706

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026