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Efficacy and Safety of PEG-rhG-CSF in Patients with ES-SCLC Receiving Chemotherapy-Immunotherapy Combination: A Prospective Observational Study

Efficacy and Safety of PEG-rhG-CSF in Patients with ES-SCLC Receiving Chemotherapy-Immunotherapy Combination: A Prospective Observational Study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600125325
Enrollment
Unknown
Registered
2026-05-25
Start date
2025-10-28
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

Small Cell Lung Cancer (SCLC)

Interventions

Observation group:NA

Sponsors

Peking Union Medical College Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Voluntarily sign the Informed Consent Form (ICF) after fully understanding this study; 2. Age >18 years, no gender restriction; 3. Histologically or cytologically confirmed extensive-stage small cell lung cancer; 4. At least one measurable lesion per RECIST version 1.1; 5. Receiving immunotherapy combined with chemotherapy; prophylactic use of pegylated recombinant human granulocyte colony-stimulating factor after chemotherapy; 6. ECOG performance status 0–2; estimated survival >=3 months; 7. Laboratory tests before the first dose confirm that the patient's bone marrow function, hepatic function, and renal function meet the following requirements: (1) Absolute neutrophil count (ANC) >= 2,000/mm^3 (2.0×10^9/L); (2) Platelet count (PLT) >= 100,000/mm^3 (100×10^9/L); (3) Hemoglobin (Hb) >=8 g/dL (80 g/L); (4) Serum creatinine (SCr) = 60 mL/min; (5) Total bilirubin (TBIL) <= 1.5 × ULN; (6) Aspartate aminotransferase (AST) or alanine aminotransferase (ALT) <= 2.5 × ULN; for patients with liver metastases, <= 5 × ULN; (7) International normalized ratio (INR) <= 1.5, prothrombin time (PT) and activated partial thromboplastin time (APTT) <= 1.5 × ULN; 8. Willing and able to comply with scheduled visits, laboratory tests, and other study procedures.

Exclusion criteria

Exclusion criteria: 1. Uncontrolled infection 2. Myelodysplasia or other hematopoietic abnormalities 3. Pregnancy or lactation 4. History of other malignancies 5. Unable to provide written informed consent 6. Currently participating in another interventional clinical study 7. Inability to comply with the scheduled follow-up visits or unavailability of prior safety data as deemed by the investigator

Design outcomes

Primary

MeasureTime frame
Incidence of Grade 3-4 Neutropenia.;

Secondary

MeasureTime frame
Incidence of Febrile Neutropenia (FN).;Chemotherapy Completion Rate for Cycles 2-4;Safety;Objective Response Rate (ORR);Disease Control Rate (DCR);Progression-Free Survival (PFS);Overall Survival (OS);

Countries

China

Contacts

Public ContactSi Xiaoyan

Peking Union Medical College Hospital

xiaoyanfff@sina.com+86 137 1827 9816

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 11, 2026