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Extensive-Stage Small Cell Lung CancerPhase 2NCT06554535

Efficacy and Safety of Serplulimab With Chemotherapy and Aspirin in Untreated Extensive-Stage Small Cell Lung Cancer

A Phase 2 study testing Serplulimab,Platinum-based Chemotherapy,Aspirin in people with Extensive-Stage Small Cell Lung Cancer and Treatment-naïve for Systemic Therapy Targeting Extensive-Stage Small Cell Lung Cancer, run by Daping Hospital and the Research Institute of Surgery of the Third Military Medical University.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

Lung cancer remains a leading cause of cancer-related deaths worldwide, with small cell lung cancer (SCLC) accounting for 15-20% of all lung cancers. Extensive-stage SCLC (ES-SCLC) is associated with poor prognosis, with a median survival of 2-4 months without treatment. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Serplulimab,Platinum-based Chemotherapy,Aspirin
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
43 participants
Where
No sites listed yet
Study dates
1 Oct 2024to 1 Oct 2027
Phase
Phase 2
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Males or females aged ≥ 18 years.
  • Histologically or cytologically confirmed ES-SCLC (according to the Veterans Administration Lung Cancer Group [VALG] staging system).
  • Treatment-naïve for systemic therapy targeting ES-SCLC.
  • Patients must have at least one tumor lesion that meets the following criteria: previously untreated, accurately measurable, with a longest diameter ≥ 10 mm at baseline (for lymph nodes, short axis ≥ 15 mm), measurable by chest CT or PET-CT, as long as accurate repeat measurements can be performed.
  • ECOG performance status score of 0 or 1.
  • Expected survival ≥ 3 months.
  • Planned treatment with Serplulimab combined with platinum-based chemotherapy.
  • Patients who have previously taken or are currently taking Bayer Aspirin are allowed.

Who cannot join

  • Symptomatic, untreated, or actively progressing central nervous system (CNS) metastases.
  • Currently receiving other anticoagulant therapy.
  • Previous systemic anti-tumor therapy.
  • Contraindications to the use of Serplulimab, Aspirin, or chemotherapy.

Trial locations and contacts

No sites are listed yet. Contact the study team or a site near you to ask about taking part.

About this study

Official title: A Single-center, Single-arm, Prospective Clinical Study to Evaluate the Efficacy and Safety of Serplulimab in Combination With Platinum-based Chemotherapy and Bayer Aspirin in Previously Untreated Patients With Extensive-stage Small Cell Lung Cancer.

Lung cancer remains a leading cause of cancer-related deaths worldwide, with small cell lung cancer (SCLC) accounting for 15-20% of all lung cancers. Extensive-stage SCLC (ES-SCLC) is associated with poor prognosis, with a median survival of 2-4 months without treatment. Although platinum-based chemotherapy is the standard first-line treatment, median survival remains under one year, highlighting the need for improved outcomes. Recent studies have demonstrated that combining PD-1 inhibitors with chemotherapy can significantly improve survival in ES-SCLC patients. Serplulimab, a novel PD-1 inhibitor, has shown promising results in extending overall survival when combined with chemotherapy in a Phase III trial. Additionally, aspirin has been found to enhance the anti-tumor effects of immunotherapy by inhibiting immune checkpoint proteins and reducing adverse events such as thrombosis and fever. This Phase II study aims to evaluate the efficacy and safety of combining serplulimab, platinum-based chemotherapy, and aspirin as a first-line treatment for patients with ES-SCLC.

Read the detailed description

In 2020, global cancer burden data showed 2.2 million new cases of lung cancer, ranking second, with 1.8 million deaths, far surpassing other cancer types and ranking first in cancer-related mortality. In 2020, China reported 820,000 new cases of lung cancer, with 710,000 deaths, accounting for 23.8% of all cancer deaths, making lung cancer the leading cause of cancer incidence and mortality in the country. Small cell lung cancer (SCLC), originating from neuroendocrine-differentiated epithelial cells, accounts for 15-20% of all lung cancers. Using the Veterans Administration (VA) staging system, SCLC is classified into limited-stage and extensive-stage disease. The majority of patients present with symptoms related to metastatic lesions at diagnosis, and only 30-40% are diagnosed at the limited stage. Extensive-stage patients, due to widespread metastasis and poor physical condition, often can only receive supportive care, resulting in shorter survival times.

Based on theoretical foundations, cytotoxic chemotherapy kills tumor cells (TC), exposing the immune system to high levels of tumor antigens. Therefore, compared to standard chemotherapy alone, activating tumor-specific T-cell immunity by inhibiting the PD-L1/PD-1 signaling pathway may provide deeper and more durable responses. Recent studies have explored the potential of combining immunotherapy with chemotherapy as a first-line treatment for extensive-stage small cell lung cancer (ES-SCLC).

Serplulimab is an innovative PD-1 inhibitor developed by Henlius, a recombinant humanized IgG4 monoclonal antibody. It has characteristics such as structural stability, weak antibody-dependent cellular cytotoxicity (ADCC) and complement-dependent cytotoxicity (CDC), moderate antibody-dependent cellular phagocytosis (ADCP) effects, large epitope binding area, high affinity, slow dissociation, strong anti-tumor activity, and low immunogenicity. Clinical studies involving serplulimab combined with chemotherapy as a first-line treatment for extensive-stage small cell lung cancer have been conducted to evaluate its safety and efficacy.

Aspirin (ASP), originally extracted from willow bark, is a small molecule compound with various effects such as antipyretic, anti-inflammatory, analgesic, and antiplatelet aggregation. In recent years, research has discovered new anti-cancer effects of aspirin, and it has been confirmed to promote tumor cell apoptosis. Additionally, preclinical evidence suggests that antiplatelet drugs and immune checkpoint inhibitors (ICIs) may have potential synergistic effects, which warrant further investigation in the context of lung cancer treatment.

PD-1 inhibitors, as the standard first-line treatment for extensive-stage small cell lung cancer, have been proven in numerous studies to have good efficacy and safety. Aspirin, as a classic anticoagulant, has advantages such as safety, affordability, and easy availability. Lung cancer patients are inherently in a hypercoagulable state, and if aspirin's synergistic anti-tumor effects and its potential to reduce adverse events such as fever and thrombosis can be further confirmed, it will have a significant impact on the treatment of ES-SCLC patients, potentially achieving enhanced therapeutic effects. Therefore, we plan to conduct this observational Phase II study to evaluate the efficacy and safety of combining the PD-1 inhibitor serplulimab, platinum-based chemotherapy, and Bayer aspirin as first-line treatment for extensive-stage small cell lung cancer.

Being tested
Serplulimab,Platinum-based Chemotherapy,Aspirin
Keywords
ES-SCLC, Chemo-immunotherapy combination, Aspirin
Medical subject headings
Small Cell Lung Carcinoma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Serplulimab,Platinum-based Chemotherapy,AspirinDrug

    Participants will receive an induction therapy consisting of Serplulimab (4.5 mg/kg IV on Day 1), Carboplatin (AUC 5 IV on Day 1) or Cisplatin (75 mg/m² IV on Day 1), Etoposide (100 mg/m² IV on Days 1-3), and Bayer Aspirin (100 mg PO daily). This induction phase will be administered every 3 weeks for 4 cycles. Following the induction phase, participants will transition to a maintenance therapy phase where they will continue to receive Serplulimab (4.5 mg/kg IV on Day 1, every 3 weeks) and Bayer Aspirin (100 mg PO daily) until disease progression or intolerable toxicity.

Study groups in NCT06554535
Study groupRoleWhat they receive
Serplulimab + Chemotherapy + AspirinExperimentalNot described
Receives: Drug: Serplulimab,Platinum-based Chemotherapy,Aspirin

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Progression-Free Survival

    The time from the start of treatment until the first documented disease progression or death from any cause, whichever occurs first, as assessed by RECIST criteria (Response Evaluation Criteria in Solid Tumors).

    Measured: Up to 2 years

Secondary outcomes (4)
  1. Two-Year Overall Survival

    The proportion of patients still alive two years after the start of treatment.

    Measured: 2 years

  2. Objective Response Rate

    The proportion of patients with a measurable reduction in tumor size as per RECIST criteria, including complete and partial responses.

    Measured: Up to 2 years

  3. Disease Control Rate

    The proportion of patients who achieve complete response (CR), partial response (PR), or stable disease (SD) as per RECIST criteria.

    Measured: Up to 2 years

  4. Incidence of Adverse Events

    The number and severity of adverse events, graded according to the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), version 5.0.

    Measured: Up to 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Aug 2024
  2. Study start1 Oct 2024 (estimated)
  3. Primary completion1 Oct 2026 (estimated)
  4. Study completion1 Oct 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
43 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06554535
Sponsor's protocol ID
AB20240810
Status last verified
Aug 2024
First submitted
10 Aug 2024
Last updated
15 Aug 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Publications

  • Cheng Y, Han L, Wu L, Chen J, Sun H, Wen G, Ji Y, Dvorkin M, Shi J, Pan Z, Shi J, Wang X, Bai Y, Melkadze T, Pan Y, Min X, Viguro M, Li X, Zhao Y, Yang J, Makharadze T, Arkania E, Kang W, Wang Q, Zhu J; ASTRUM-005 Study Group. Effect of First-Line Serplulimab vs Placebo Added to Chemotherapy on Survival in Patients With Extensive-Stage Small Cell Lung Cancer: The ASTRUM-005 Randomized Clinical Trial. JAMA. 2022 Sep 27;328(12):1223-1232. doi: 10.1001/jama.2022.16464.

    PubMed 36166026

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Serplulimab,Platinum-based Chemotherapy,Aspirin in people with Extensive-Stage Small Cell Lung Cancer and Treatment-naïve for Systemic Therapy Targeting Extensive-Stage Small Cell Lung Cancer, run by Daping Hospital and the Research Institute of Surgery of the Third Military Medical University.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 15 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact He Yong, MD (6-23-68757791, eyong8998@126.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Progression-Free Survival (time frame: Up to 2 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT06554535, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Aug 2024.

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