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Pamiparib for Consolidation Treatment of Unprogressed LS-SCLC After Concurrent Chemoradiotherapy

A Prospective, Phase II, Single-arm Study Evaluating the Efficacy and Safety of Pamiparib in Consolidation Therapy for Limited-stage Small Cell Lung Cancer That Has Not Progressed After Concurrent Chemoradiotherapy

Status
UNKNOWN
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05483543
Enrollment
44
Registered
2022-08-02
Start date
2022-06-20
Completion date
2024-12-31
Last updated
2022-08-02

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

Conditions

Limited Stage Small Cell Lung Cancer

Brief summary

This study is a prospective, single-arm, phase II clinical trial, with 1-year PFS as the endpoint, to evaluate the efficacy and associated toxicity of Pamiparib as single-agent consolidation treatment in patients with limited-stage small cell lung cancer(LS-SCLC) patients who have not progressed following platinum-based concurrent chemoradiotherapy(cCRT) .

Interventions

DRUGPamiparib

Patients will receive Pamiparib 40 mg bid every 3 weeks after cCRT up to 1 year or disease progression according to RECIST v1.1 occur.

Sponsors

Fudan University
Lead SponsorOTHER

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

* The patient or a legally authorized representative must provide study-specific informed consent prior to study entry, had good compliance and cooperated with the follow-up. * Age at least 18 years * Pathologically (histologically or cytologically) proven diagnosis of limited stage small cell lung cancer (Stage Tx, T1-T4, N0-3, M0, American Joint Committee on Cancer \[AJCC\] staging, 8th edition \[Ed.\]), within 60 days prior to registration * Patients must have had measurable disease (per Response Evaluation Criteria in Solid Tumors \[RECIST\], version 1.1) prior to the required cycle of cCRT * Patients must be free of disease progression and not be able to receive other antitumor therapy within 6 weeks of completion of cCRT * Patients must submit archived or freshly biopsied tumor tissue (formalin-fixed, paraffin-embedded tissue block or approximately 15 unstained sections \[must have \>8 sections\]) along with the relevant pathology report. * Eastern Cooperative Oncology Group (ECOG) performance status of 0-2 within 30 days prior to registration * Patient life expectancy must be \>12 weeks

Exclusion criteria

* Mixed SCLC or NSCLC confirmed by histology * Previous tumor resection for LS-SCLC * Any patient treatable by surgery or stereotactic body radiation therapy/stereotactic ablative radiation therapy should be excluded * Expected to receive any other form of anti-tumor therapy during the study period * Previous treatment with PARP inhibitor drugs * Any active malignancy within 2 years prior to enrollment, excluding the specific cancers being studied in this study and locally recurrent cancers that have been cured (eg, resected basal or squamous cell skin cancer, superficial bladder cancer, cervical cancer carcinoma in situ or carcinoma in situ of the breast) * Women who are pregnant, breastfeeding, or planning to become pregnant during the study * Concurrent participation in another therapeutic clinical trial

Design outcomes

Primary

MeasureTime frameDescription
1-year Progression Free Survival RateOne year after the start of interventionOne-year PFS rate was define as the percentage of patients who did not experience disease progression as defined by response evaluation criteria in solid tumors (RECIST) v1.1 or death due to any cause within 1 year from the date cCRT treatment ended.

Secondary

MeasureTime frameDescription
Progression Free SurvivalTwo yearsProgression-free survival according to RECIST v1.1 from date of cCRT treatment ended until the date of first documented progression or date of death from any cause, whichever came first, assessed up to 24 months. For patients whose disease did not progress, PFS was evaluated by censoring patients at their most recent imaging.
Overall SurvivalTwo yearsOverall survival from date of cCRT treatment ended until the date of end of treatment visit or date of death from any cause, whichever came first, assessed up to 24 months. Participants still alive at the time of data analysis will be censored at the date of last follow-up.
AEs/SAEsBaseline up to 30 days after the last dose of study drug or before initiation of a new antitumor treatment, whichever occurred firstThe level of AEs defined by NCI-CTCAE v5.0. Safety assessments will be assessed and documented after initiation of study drug, regardless of relationship to study drug.

Countries

China

Contacts

Primary ContactZhengfei Zhu, MD
fuscczzf@163.com+86-18017312901
Backup ContactXi Yang, MD
18918768091

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 6, 2026