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A Clinical Study of SCTB41 Combined With Docetaxel in Patients With Previously Treated Locally Advanced or Metastatic Non-Small Cell Lung Cancer(Phase II Study Ongoing)

A Phase II/III Study of SCTB41 Plus Docetaxel vs Placebo Plus Docetaxel in Previously Treated Locally Advanced or Metastatic Non-Small Cell Lung Cancer

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07609251
Enrollment
90
Registered
2026-05-27
Start date
2026-05-01
Completion date
2029-07-01
Last updated
2026-05-27

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

Conditions

NSCLC (Advanced Non-small Cell Lung Cancer)

Brief summary

This study aims to evaluate the safety and efficacy of SCTB41 combined with docetaxel in patients with previously treated non-small cell lung cancer. The Phase II part of this study is an open-label, multicenter clinical trial.

Interventions

DRUGSCTB41

SCTB41 is administered at selected dose by intravenous infusion on Day 1 of each 3-week cycle

DRUGdocetaxel

docetaxel is administered at selected dose by intravenous infusion on Day 1 of each 3-week cycle

Sponsors

Sinocelltech Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

1. Voluntarily sign the informed consent form (ICF); 2. ECOG 0-1; 3. Survival duration more than 3 months; 4. Histologically or cytologically confirmed locally advanced (Stage IIIB/IIIC) or metastatic (Stage IV) non-small cell lung cancer (NSCLC) that is not amenable to complete surgical resection and cannot receive curative concurrent/sequential chemoradiotherapy; 5. Without AGA: Have experienced disease progression during or after prior treatment with PD-(L)1 inhibitors and chemotherapy.With AGA: Must have received adequate targeted therapy; EGFR-positive patients must have received prior treatment with PD-(L)1/VEGF bispecific antibody and/or TROP-2 ADC; 6. At least one measurable non-brain lesion according to RECIST v1.1; 7. Adequate major organ function.

Exclusion criteria

1. Histologically or cytologically confirmed presence of small cell carcinoma components; 2. Prior treatment with docetaxel; 3. Symptomatic central nervous system (CNS) metastases; 4. Received the last dose of prior systemic anti-tumor therapy within 4 weeks before the first dose of study drug; 5. Imaging findings at screening show tumor invasion into major blood vessels or surrounding vital organs, or the presence of a risk of esophagotracheal or esophagopleural fistula, which the investigator assesses as unsuitable for enrollment; 6. History of hypertensive crisis or hypertensive encephalopathy; presence of uncontrolled hypertension despite medical therapy; 7. Presence of any active autoimmune disease or history of autoimmune disease with anticipated risk of relapse; 8. Bleeding tendency, high risk of bleeding, or coagulation disorders; 9. Diagnosis of another malignancy; 10. Severe infection, active infection, active tuberculosis, positive HIV antibody, active hepatitis B or hepatitis C, or known active syphilis prior to the first dose; 11. Presence of uncontrolled pleural effusion, pericardial effusion, or ascites requiring repeated drainage; 12. History of non-infectious pneumonitis that required systemic corticosteroid therapy, or current presence of interstitial lung disease; 13. Prior history of allogeneic organ transplantation or allogeneic hematopoietic stem cell transplantation; 14. Known hypersensitivity to any component of the study drug; known hypersensitivity to taxanes; or history of severe hypersensitivity reaction to any other monoclonal antibody; 15. Pregnant or breastfeeding women; 16. Any other condition that the investigator considers inappropriate for enrollment.

Design outcomes

Primary

MeasureTime frameDescription
Frequency of adverse events (AEs)24 monthsTo investigate the safety characteristics.

Secondary

MeasureTime frameDescription
Objective response rate (ORR)Up to 2 yearsThe ORR is defined as the proportion of subjects with confirmed CR or confirmed PR, based on RECIST Version 1.1.
Disease control rate (DCR)Up to 2 yearsThe DCR is defined as the proportion of subjects with CR, PR, or SD based on RECIST Version 1.1.
Progression-free survival (PFS)Up to 2 yearsThe PFS is defined as the time from the start of treatment until the first documentation of disease progression or death due to any cause, whichever occurs first.
Overall survival (OS)Up to 2 yearsOverall survival is defined as the time from the start of treatment until death due to any cause.

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 28, 2026