Radiotherapy in Patients With Metastatic Esophageal Cancer Responding to PD-1 Inhibitor Plus Chemotherapy

NCT ID: NCT06084897

Last Updated: 2024-06-14

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2

Total Enrollment

120 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-10-16

Study Completion Date

2028-10-26

Brief Summary

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The treatment efficacy for stage IVb esophageal cancer has been improved through chemotherapy combined with immunotherapy recently.

On this basis, the investigators intend to conduct a prospective, multicenter phase II clinical trial to assess whether radiotherapy could further improve the survival of patients with metastatic esophageal cancer responding to PD-1 Inhibitor plus chemotherapy.

Accompanied tissue samples, blood samples and urine samples will be analyzed by molecular biological detection (Including Whole Exome Sequencing and proteomics) to explore potential biomarkers for predicting outcomes, efficacy and toxicity.

Detailed Description

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Esophageal cancer (EC) is one of the most common carcinomas with high morbidity and mortality worldwide. More than 30% of the patients were stage IV when diagnosed. Fluoropyrimidine plus platinum-based chemotherapy is recommended as first-line treatment for patients with metastatic EC for approximately four decades, however, only minimal improvement has been reached in overall survival (OS).

Recently, immune checkpoint inhibitors have shown effective antitumor activity in patients with unresectable, advanced or metastatic EC. Several randomized trials have demonstrated the PD-1 inhibitor could further improve the OS in patients with advanced esophageal squamous cell carcinoma (ESCC) on the basis of chemotherapy. Chemotherapy combined with immunotherapy has become one of the the standard treatment modality for metastatic EC.

As reported, for the patients with metastatic lung cancer or EC, locoregional radiotherapy could improve survival, especially in those who responding to systemic therapy. However, high-level evidence is still needed to assess whether these patients can benefit from local radiotherapy.

The efficacy of immunotherapy combined with chemotherapy is obviously better than that of chemotherapy alone. On this basis, locoregional radiotherapy may help those patients with metastatic EC responding to systemic therapy improve local control, relieve the local symptoms, and even improve survival.

Therefore, the investigators intend to conduct a prospective, multicenter phase II trial to assess the efficiency and safety of radiotherapy with chemotherapy and immunotherapy for patients with metastatic EC. Accompanied tissue samples, blood samples and urine samples will be analyzed by molecular biological detection to explore potential biomarkers for predicting outcomes, efficacy and toxicity.

Conditions

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Esophageal Neoplasm Metastatic Esophageal Cancer Stage IVb

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Consolidation radiotherapy

This treatment group will be receive radiotherapy on the basis of standard first-line treatment, after all planned cycles of chemotherapy combined with PD-1 inhibitor completed.

Group Type EXPERIMENTAL

TP (Paclitaxel with cisplatin or carboplatin) or PF (Fluoropyrimidine with cisplatin or carboplatin) regimen depended on investigator's choice.

Intervention Type DRUG

A maximum of six cycles was recommended for chemotherapy.

* Fluoropyrimidine (fluorouracil or capecitabine) with carboplatin or cisplatin;
* Paclitaxel (or Albumin-bound paclitaxel) with carboplatin or cisplatin.

PD-1 inhibitor

Intervention Type BIOLOGICAL

Nivolumab or Pembrolizumab or Tislelizumab or Serplulimab or Toripalimab or Sintilimab or Camrelizumab

Consolidation Radiation

Intervention Type RADIATION

IMRT/VMAT technique. Patients receive radiotherapy once daily, 5 days a week for an average of 5 weeks. Radiotherapy is delivered to achieve a dosage of 49.22Gy/23f or 50Gy/25f to PGTV for lymphnode metastasis only patients and 40.66Gy/19f or 40Gy/20f for organ metastasis patients. Radiation treatment is planned after chemotherapy completed.

Salvage radiotherapy

This treatment group will be receive salvage radiotherapy on the basis of standard first-line treatment, when disease progressed and salvage radiotherapy is recommended by multidisciplinary team.

Group Type EXPERIMENTAL

TP (Paclitaxel with cisplatin or carboplatin) or PF (Fluoropyrimidine with cisplatin or carboplatin) regimen depended on investigator's choice.

Intervention Type DRUG

A maximum of six cycles was recommended for chemotherapy.

* Fluoropyrimidine (fluorouracil or capecitabine) with carboplatin or cisplatin;
* Paclitaxel (or Albumin-bound paclitaxel) with carboplatin or cisplatin.

PD-1 inhibitor

Intervention Type BIOLOGICAL

Nivolumab or Pembrolizumab or Tislelizumab or Serplulimab or Toripalimab or Sintilimab or Camrelizumab

Salvage Radiation

Intervention Type RADIATION

IMRT/VMAT technique. Patients receive radiotherapy once daily, 5 days a week for an average of 5 weeks. Radiotherapy is delivered to achieve a dosage of 49.22Gy/23f or 50Gy/25f to PGTV for lymphnode metastasis only patients and 40.66\~49.22Gy/19f \~23f or 40\~50Gy/20\~25f for organ metastasis patients. Radiation treatment is planned after disease progression when recommended by multidisciplinary team.

Interventions

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TP (Paclitaxel with cisplatin or carboplatin) or PF (Fluoropyrimidine with cisplatin or carboplatin) regimen depended on investigator's choice.

A maximum of six cycles was recommended for chemotherapy.

* Fluoropyrimidine (fluorouracil or capecitabine) with carboplatin or cisplatin;
* Paclitaxel (or Albumin-bound paclitaxel) with carboplatin or cisplatin.

Intervention Type DRUG

PD-1 inhibitor

Nivolumab or Pembrolizumab or Tislelizumab or Serplulimab or Toripalimab or Sintilimab or Camrelizumab

Intervention Type BIOLOGICAL

Consolidation Radiation

IMRT/VMAT technique. Patients receive radiotherapy once daily, 5 days a week for an average of 5 weeks. Radiotherapy is delivered to achieve a dosage of 49.22Gy/23f or 50Gy/25f to PGTV for lymphnode metastasis only patients and 40.66Gy/19f or 40Gy/20f for organ metastasis patients. Radiation treatment is planned after chemotherapy completed.

Intervention Type RADIATION

Salvage Radiation

IMRT/VMAT technique. Patients receive radiotherapy once daily, 5 days a week for an average of 5 weeks. Radiotherapy is delivered to achieve a dosage of 49.22Gy/23f or 50Gy/25f to PGTV for lymphnode metastasis only patients and 40.66\~49.22Gy/19f \~23f or 40\~50Gy/20\~25f for organ metastasis patients. Radiation treatment is planned after disease progression when recommended by multidisciplinary team.

Intervention Type RADIATION

Other Intervention Names

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Chemotherapy Immunotherapy Planned Radiotherapy Radiotherapy when needed

Eligibility Criteria

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Inclusion Criteria

* 1\. ≥18 years, any gender
* 2\. Histologically or cytologically confirmed squamous cell carcinoma of esophageal cancer. The initial clinical stage is IVb (2018 AJCC Cancer Staging Manual, 8th Edition) or recurrent patients with recurrence after radical treatment (radical treatment includes surgery and radiotherapy, but the recurrence site cannot be located in the previous radiotherapy field).
* 3\. ECOG performance status \<= 1. Patients aged 65 years and over need to complete G8 screening or Comprehensive Geriatric Assessment, and the final evaluation is good;
* 4.There was no significant abnormality in laboratory routine indicators such as blood routine and liver and kidney function;
* 5.For patients after definitive or preoperative radiotherapy, no recurrence was in the prior radiation filed;
* 6.Expected survival is more than 12 weeks;
* 7.Informed consent provided;
* 8.With response to 2-4 cycles of the first-line chemotherapy combined with immunotherapy.

Exclusion Criteria

* 1.Patients with other cancer history except hypopharyngeal carcinoma in situ, non-malignant skin cancer and cervical carcinoma in situ.
* 2.Received surgery (except ostomy), chemotherapy or other anti-tumor treatment before enrollment;
* 3\. Active infection currently exists . The following conditions occurred within 6 months before randomization: myocardial infarction, cerebrovascular accident, or received gastrointestinal, neurological, cardiopulmonary surgery;
* 4\. History of allergy to chemotherapy drugs or autoimmune disease;
* 5\. Participate in other clinical trials at present or within 4 weeks before enrollment;
* 6.There are factors such as high risk of fistula that radiotherapy cannot be safely carried out as assessed by the radiation oncologist.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Peking University Cancer Hospital & Institute

OTHER

Sponsor Role collaborator

Hebei Medical University Fourth Hospital

OTHER

Sponsor Role collaborator

Tianjin Medical University Cancer Institute and Hospital

OTHER

Sponsor Role collaborator

Anyang Tumor Hospital

OTHER

Sponsor Role collaborator

Cancer Institute and Hospital, Chinese Academy of Medical Sciences

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Wen-Yang Liu, MD

Role: PRINCIPAL_INVESTIGATOR

Cancer Institute and Hospital, Chinese Academy of Medical Sciences

Zhi-Hao Lu, MD

Role: PRINCIPAL_INVESTIGATOR

Peking University Cancer Hospital & Institute

Locations

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Cancer hospital, CAMS

Beijing, Beijing Municipality, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Wen-Yang Liu, MD

Role: CONTACT

8601087787625

Facility Contacts

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Wen-Yang Liu, MD

Role: primary

Role: backup

References

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Sun JM, Shen L, Shah MA, Enzinger P, Adenis A, Doi T, Kojima T, Metges JP, Li Z, Kim SB, Cho BC, Mansoor W, Li SH, Sunpaweravong P, Maqueda MA, Goekkurt E, Hara H, Antunes L, Fountzilas C, Tsuji A, Oliden VC, Liu Q, Shah S, Bhagia P, Kato K; KEYNOTE-590 Investigators. Pembrolizumab plus chemotherapy versus chemotherapy alone for first-line treatment of advanced oesophageal cancer (KEYNOTE-590): a randomised, placebo-controlled, phase 3 study. Lancet. 2021 Aug 28;398(10302):759-771. doi: 10.1016/S0140-6736(21)01234-4.

Reference Type BACKGROUND
PMID: 34454674 (View on PubMed)

Luo H, Lu J, Bai Y, Mao T, Wang J, Fan Q, Zhang Y, Zhao K, Chen Z, Gao S, Li J, Fu Z, Gu K, Liu Z, Wu L, Zhang X, Feng J, Niu Z, Ba Y, Zhang H, Liu Y, Zhang L, Min X, Huang J, Cheng Y, Wang D, Shen Y, Yang Q, Zou J, Xu RH; ESCORT-1st Investigators. Effect of Camrelizumab vs Placebo Added to Chemotherapy on Survival and Progression-Free Survival in Patients With Advanced or Metastatic Esophageal Squamous Cell Carcinoma: The ESCORT-1st Randomized Clinical Trial. JAMA. 2021 Sep 14;326(10):916-925. doi: 10.1001/jama.2021.12836.

Reference Type BACKGROUND
PMID: 34519801 (View on PubMed)

Guttmann DM, Mitra N, Bekelman J, Metz JM, Plastaras J, Feng W, Swisher-McClure S. Improved Overall Survival with Aggressive Primary Tumor Radiotherapy for Patients with Metastatic Esophageal Cancer. J Thorac Oncol. 2017 Jul;12(7):1131-1142. doi: 10.1016/j.jtho.2017.03.026. Epub 2017 Apr 28.

Reference Type BACKGROUND
PMID: 28461255 (View on PubMed)

Other Identifiers

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BEIR 1

Identifier Type: -

Identifier Source: org_study_id

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