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Efficacy and Safety of Neoadjuvant Envafolimab Combined With Albumin-bound Paclitaxel and Carboplatin for Resectable Locally Advanced Esophageal Squamous Cell Carcinoma

A Single-arm, Open-label, Single-center Prospective Study of Neoadjuvant Envafolimab Combined With Albumin-bound Paclitaxel and Carboplatin for Resectable Locally Advanced Esophageal Squamous Cell Carcinoma

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07266493
Enrollment
26
Registered
2025-12-05
Start date
2023-12-01
Completion date
2026-12-01
Last updated
2025-12-05

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

Conditions

Esophageal Squamous Cell Carcinoma, Neoadjuvant Therapy

Keywords

Esophageal Squamous Cell Carcinoma, Neoadjuvant therapy, Chemotherapy, Immunotherapy

Brief summary

This single center, prospective, single arm clinical study aims to evaluate the clinical efficacy and safety of Envafolimab combined with albumin bound paclitaxel and carboplatin as neoadjuvant therapy for locally advanced esophageal squamous cell carcinoma.

Interventions

DRUGChemotherapy (Albumin bound paclitaxel and Carboplatin)

Albumin bound paclitaxel: administered on days 1, 8, and 15, 100 mg/m2, IV , treated for 3 weeks, followed by a 1-week rest period; Carboplatin: administered on days 1, AUC 5, treated for 3 weeks, followed by a 1-week rest period.

Sponsors

Jiangsu Simcere Pharmaceutical Co., Ltd.
CollaboratorINDUSTRY
Shanghai Zhongshan Hospital
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 subjects voluntarily joined this study, were able to sign the informed consent form, and had good compliance; * Age ≥ 18 years old (when signing the informed consent form); * ECOG score 0-1 points; * Diagnosed with operable esophageal squamous cell carcinoma through pathological diagnosis (pathological tissue/cytology) and imaging; * The clinical TNM staging is T2-4aNxM0 * Patients assessed to require routine neoadjuvant therapy; * Have not received immunotherapy, chemotherapy, targeted therapy, or radiotherapy in the past; * Expected survival ≥ 12 weeks

Exclusion criteria

* The subjects have any active autoimmune diseases or a history of autoimmune diseases (such as but not limited to: autoimmune hepatitis, interstitial pneumonia, uveitis, enteritis, pituitary inflammation, vasculitis, nephritis, thyroid dysfunction (hyperthyroidism/hypothyroidism), and the use of drugs cannot maintain thyroid function within the normal range, or patients who have undergone thyroid surgery and require long-term replacement therapy with thyroid hormone and other drugs after surgery); Subjects with vitiligo or complete remission of childhood asthma who do not require any intervention in adulthood may be included; Asthma in which subjects require bronchodilators for medical intervention cannot be included * The subject has previous or concurrent malignant tumors; * Patients who have received systemic anti-tumor therapy in the past; * Individuals who have undergone significant surgical treatment, open biopsy, or significant traumatic injury within 28 days prior to the start of treatment; Or there may be wounds or fractures that have not been cured for a long time; * There is a risk of bleeding, coagulation dysfunction, or currently undergoing thrombolytic therapy; Or have experienced esophageal or gastric variceal rupture bleeding in the past 6 months; * It is known that the subject has a history of allergies to large molecule protein preparations or drug ingredients used; * Subjects with any severe and/or uncontrolled illnesses * Ascites or pleural effusion with clinical symptoms cannot be controlled with medication and require therapeutic puncture or drainage; * The subject is known to have a history of substance abuse, alcoholism, or drug use; * The researchers believe that participants should be excluded from this study, for example, if the researchers determine that there are other factors that may cause the study to be terminated midway

Design outcomes

Primary

MeasureTime frame
Pathological complete response (pCR) rateFrom enrollment to the end of treatment at 8 weeks

Secondary

MeasureTime frameDescription
R0 resection rateFrom enrollment to the end of treatment at 10 weeks
Major pathological response rateFrom enrollment to the end of treatment at 8 weeks
ORRFrom enrollment to the end of Cycle 2 (each cycle is 28 days)Objective response rate
3y-RFS rateFrom enrollment until the date of first documented recurrence or date of death from any cause, whichever came first, assessed up to 36 months3-year recurrence free survival rate
3y-OS rateFrom enrollment until the date of death from any cause, assessed up to 36 months3-year Overall survival rate

Countries

China

Contacts

Primary ContactDi Ge, MD
gedi@zs-hospital.sh.cn86-18202188606

Outcome results

None listed

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