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Salvage Immunotherapy and Chemotherapy in Esophageal Squamous Cell Carcinoma Patients Nonresponding to Initial Neoadjuvant Chemoradiotherapy

Salvage Immunotherapy Combined With Chemotherapy in Esophageal Squamous Cell Carcinoma Patients Nonresponding to Initial Neoadjuvant Chemoradiotherapy (SINCERE Study)

Status
UNKNOWN
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05103501
Acronym
SINCERE
Enrollment
54
Registered
2021-11-02
Start date
2021-12-01
Completion date
2024-09-30
Last updated
2021-11-02

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

Conditions

Esophageal Squamous Cell Carcinomas

Brief summary

This is an investigator-initiated, single-arm, exploratory clinical study.The study population consisted of esophageal squamous cell carcinoma patients nonresponding to initial neoadjuvant chemoradiotherapy. The purpose of this study was to evaluate the efficacy and safety of immunotherapy combined with chemotherapy in the adjuvant treatment of esophageal squamous cell carcinoma after surgery.

Interventions

DRUGPF regimen (cis-platinum ; 5-fluorouracil ) combined with PD-1 inhibitors(pembrolizumab)

immunotherapy:PD-1 inhibitor chemotherapy:5-Fu and DDP

Sponsors

Shanghai Chest Hospital
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

1. Diagnosed with Stage II/III carcinoma of the esophagus squamous cell carcinoma. 2. Completed pre-operative chemoradiotherapy followed by surgery 3. Diagnosed with residual pathologic disease after being surgically rendered free of 4. Disease with negative margins following complete resection 5. Nonresponding to initial neoadjuvant Chemoradiotherapy(TRG3 and TRG4)

Exclusion criteria

1. Known or suspected history of active autoimmune diseases, autoimmune diseases (such as interstitial pneumonia, colitis, hepatitis, pituitaritis, vasculitis, nephritis, hyperthyroidism, hypothyroidism, including but not limited to these diseases or syndromes) 2. Have a history of immunodeficiency, including HIV positive, or other acquired, congenital immunodeficiency disease, or history of organ transplantation and bone marrow transplantation; 3. Interstitial lung disease, drug-induced pneumonia, radiation pneumonitis requiring steroid therapy or active pneumonia with clinical symptoms or severe pulmonary dysfunction; 4. There are clinical symptoms or diseases of the heart that are not well controlled, such as: (1) heart failure of NYHA class 2 or higher (2) unstable angina (3) myocardial infarction within 24 weeks (4) clinical need for treatment or Interventional supraventricular or ventricular arrhythmia; 5. Have a tendency to hereditary bleeding or coagulopathy. Clinically significant bleeding symptoms or clear bleeding tendency within 3 months prior to enrollment, such as gastrointestinal bleeding, hemorrhagic gastric ulcer, baseline fecal occult blood++ and above; 6. Has not fully recovered from toxicity and/or complications from any intervention prior to initiation of treatment (i.e., ≤ grade 1 or level required at baseline, excluding fatigue or hair loss); 7. Allergic reactions to test drugs for this application; 8. Pregnant or lactating women; Those whom the investigator considered unsuitable for inclusion。

Design outcomes

Primary

MeasureTime frameDescription
Disease-free Survival (DFS)up to approximately 46 monthsDisease-free survival is defined as the time between date of surgery and first date of recurrence or death, whichever occurs first.Recurrence is defined as the appearance of one or more new lesions, which can be local, regional, or distant in location from the primary resected site ( assessed by imaging or pathology). All deaths without prior recurrence are considered as DFS events.

Secondary

MeasureTime frameDescription
Overall survival (OS)up to approximately 46 monthsOverall survival is defined as the time from date of surgery to date of death from any cause. For subjects that are alive, their survival time was censored at the date of last contact date (or last known alive date).
Overall Survival RateFrom date of surgery to 1, 2 and 3 years laterOverall survival rate is defined as the percentage of participants who are alive at 1, 2 and 3 years following surgery

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026