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A single-arm, open clinical trial of Sindilizumab combined with preoperative chemotherapy for conversion treatment of unresectable esophageal squamous cell carcinoma

A single-arm, open clinical trial of Sindilizumab combined with preoperative chemotherapy for conversion treatment of unresectable esophageal squamous cell carcinoma

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600119169
Enrollment
Unknown
Registered
2026-02-24
Start date
2025-08-29
Completion date
Unknown
Last updated
2026-03-02

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

Conditions

Esophageal carcinoma

Interventions

Cohort A: Unresectable Esophageal Squamous Cell Carcinoma:Sintilimab 200mg (for subjects with a baseline body weight <50kg, a dose of 3mg/kg is used) is administered each time by intravenous infusion

Sponsors

The First Affiliated Hospital of Zhengzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Age 18-80 years old, male and female. 2. Patients with unresectable esophageal squamous cell carcinoma (limited to cT4b or giant lymph nodes). 3. ECOG performance status: 0 - 1. 4. Expected survival >= 12 weeks. 5. The main organ function is normal, which meets the following criteria: (1) Blood routine examination: 1) HB >= 90 g/L; 2) ANC >= 1.5x10^9/L; 3) PLT >= 80x10^9/L. (2) Biochemical examination: 1) ALB >= 30 g/L; 2) ALT and AST = 60 ml/min. 6. Doppler ultrasound evaluation: left ventricular ejection fraction (LVEF) >= the lower limit of normal (50%). 7. Female subjects of childbearing potential must agree to use effective contraception (e.g., IUDs, contraceptives, or condoms) during the study and for 6 months after study completion, have a negative serum or urine pregnancy test within 7 days prior to enrollment, and must not be breastfeeding. 8. Male subjects must consent to use effective contraception during the study and for 6 months after study completion. 9. Subjects voluntarily join the study, sign the informed consent form, have good compliance, and agree to cooperate with follow-up. ,.

Exclusion criteria

Exclusion criteria: 1.Do not meet the aforementioned inclusion criteria. 2.History of allergy or metabolic disorder to paclitaxel and platinum-based drugs. 3.Patients with brain metastases. 4.Patients with any active autoimmune disease or a history of autoimmune diseases (including, but not limited to: autoimmune hepatitis, interstitial pneumonia, uveitis, enteritis, hepatitis, hypophysitis, vasculitis, nephritis, hyperthyroidism; patients with vitiligo may be included; childhood asthma that has completely resolved in adulthood without any intervention may be included; asthma requiring medical intervention with bronchodilators cannot be included). 5.Patients who are using immunosuppressants or systemic hormonal therapy for immunosuppressive purposes (dose >10mg/day prednisone or equivalent) and continued use within 2 weeks prior to enrollment. 6.Patients with any severe and/or uncontrolled diseases, including: patients with poorly controlled blood pressure (systolic pressure >=150mmHg or diastolic pressure >=100 mmHg); patients with myocardial ischemia or myocardial infarction above grade I, arrhythmia (including QT interval >=480ms), and cardiac insufficiency grade I. 7.Active or uncontrolled severe infection. 8.Liver diseases such as decompensated liver disease, active hepatitis B (HBV-DNA >=10^4 copies/ml or 2000 IU/ml) or hepatitis C (positive hepatitis C antibody, and HCV-RNA above the lower limit of detection of the assay method). 9.Urinalysis indicates urinary protein >=++, and confirmed 24-hour urinary protein >1.0g. 10.Pregnant or lactating women. 11.Patients diagnosed with other malignant tumors within 5 years (except for cured basal cell carcinoma of the skin and carcinoma in situ of the cervix). 12.Patients with a history of psychoactive drug abuse that cannot be abstained from, or patients with mental disorders. 13.Patients who have participated in other drug clinical trials within four weeks. 14.Patients with concomitant diseases that, in the judgment of the investigator, pose a serious risk to patient safety or affect the completion of the study. 15.Patients considered unsuitable for inclusion by the investigator.

Design outcomes

Primary

MeasureTime frame
R0 resection rate;

Secondary

MeasureTime frame
Surgical conversion rate;Pathologic complete response rate;Major pathologic response rate;Lymph node downstaging rate;Disease-free survival;Overall survival;Safety outcomes (including adverse events and perioperative complications);

Countries

China

Contacts

Public ContactLi Xiangnan and Zhao Jia

The First Affiliated Hospital of Zhengzhou University

lxn-2000@163.com+86 135 9250 2553

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 14, 2026