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A Single-Arm, Exploratory, Multicenter Clinical Study of Iparomlimab and Tuvonralimab Injection Combined with Chemotherapy as Neoadjuvant Therapy for Esophageal Squamous Cell Carcinoma

A Single-Arm, Exploratory, Multicenter Clinical Study of Iparomlimab and Tuvonralimab Injection Combined with Chemotherapy as Neoadjuvant Therapy for Esophageal Squamous Cell Carcinoma

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600126520
Enrollment
Unknown
Registered
2026-06-10
Start date
2026-06-15
Completion date
Unknown
Last updated
2026-06-15

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

Conditions

Esophageal squamous cell carcinoma (ESCC)

Interventions

Experimental Group:Iparomlimab and Tuvonralimab + Paclitaxel + Carboplatin Iparomlimab and Tuvonralimab, 5mg/kg, Q3W, intravenous infusion
Paclitaxel, 175mg/m2 D1, Q3W
Carboplatin, AUC5 D1, Q3W
3 cycles.

Sponsors

Shandong First Medical University and Shandong Academy of Medical Sciences (Shandong Cancer Hospital &Institute)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18–75 years, both male and female; 2. Patients with resectable esophageal squamous cell carcinoma confirmed by histopathology or cytology; 3. Patients with a pathological stage of cT1b-cT2N+ or cT3-cT4a with any N status (Nany). 4. ECOG performance status of 0–1; 5. Expected survival =12 weeks; 6. Subjects voluntarily participate in this study, sign the informed consent form, have good compliance, and cooperate with follow-up; 7. The function of vital organs must meet the following requirements (no use of any blood components, cell growth factors, white blood cell boosters, platelet boosters, or anemia correction drugs within 14 days prior to the first dose of the study drug): a. Absolute neutrophil count (ANC) >= 1.5 × 10?/L; b. Platelets >= 100 × 10?/L; c. Hemoglobin >= 10 g/dL; d. Serum albumin >= 2.8 g/dL; e. Total bilirubin 60 mL/min; g. Activated partial thromboplastin time (APTT) and international normalized ratio (INR) 50% on echocardiography before the start of treatment; 10. No history of surgical resection; 11. Women of childbearing potential must have a negative pregnancy test (serum or urine) within 14 days prior to enrollment, and voluntarily agree to use appropriate contraception during the observation period and for 8 weeks after the last dose of the study drug; for men, they should be surgically sterile or agree to use appropriate contraception during the observation period and for 8 weeks after the last dose of the study drug. 12. Willing and able to undergo follow-up until death, or until the end of the study, or until the study is terminated.

Exclusion criteria

Exclusion criteria: 1. Distant metastasis or infiltration of adjacent tissues or organs, all stages where the primary tumor is unresectable; 2. BMI 10 mg prednisone equivalent) or other immunosuppressants within 2 weeks prior to the first dose of the study drug; (5) Receipt of an anti-tumor vaccine or administration of a live vaccine within 4 weeks prior to the first dose of the study drug; (6) Major surgery or trauma within 4 weeks prior to the first dose of the study drug; 7. Has active autoimmune disease or a history of autoimmune disease, with the exception of vitiligo or childhood asthma/allergy that has resolved and requires no intervention in adulthood; autoimmune hypothyroidism managed with stable doses of thyroid replacement hormone; and type 1 diabetes managed with stable doses of insulin. 8. Has a history of immunodeficiency, including a positive HIV test, or has other acquired or congenital immunodeficiency diseases, or has a history of organ transplantation or allogeneic bone marrow transplantation; 9. Subjects with poorly controlled cardiovascular clinical symptoms or diseases; 10. Occurrence of severe infection (CTCAE grade >2) within 4 weeks prior to the first dose of the study drug, such as severe pneumonia, bacteremia, or infectious complications requiring hospitalization; baseline chest imaging findings indicating active pulmonary inflammation, presence of signs or symptoms of infection within 2 weeks prior to the first dose of the study drug, or need for oral or intravenous antibiotic therapy, excluding prophylactic antibiotic use. 11. History of interstitial lung disease (excluding radiation pneumonitis that did not require corticosteroid treatment), or history of non-infectious pneumonia; 12. Patients found to have active pulmonary tuberculosis infection through medical history or CT examination, or patients with a history of active pulmonary tuberculosis infection within 1 year prior to enrollment, or patients with a history of active pulmonary tuberculosis infection more than 1 year ago but who have not received standard treatment; 13. Peripheral neuropathy > NCI Grade II; 14. Subjects deemed unsuitable for enrollment in this study by the investigator.

Design outcomes

Primary

MeasureTime frame
Pathological Complete Response Rate;

Secondary

MeasureTime frame
Disease Control Rate (DCR);Major Pathological Response Rate;Safety;Event-Free Survival (EFS);Objective Response Rate;R0 Resection Rate;Overall Survival;

Countries

China

Contacts

Public ContactWenfeng Yang

Shandong First Medical University and Shandong Academy of Medical Sciences (Shandong Cancer Hospital &Institute)

sdthywf@163.com+86 531 67626409

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 21, 2026