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A single-arm, open, prospective clinical study of Eppalolitovolizumab in combination with first-line chemotherapy for advanced gastric/gastroesophageal junction adenocarcinoma with low PDL1 expression

A single-arm, open, prospective clinical study of Eppalolitovolizumab in combination with first-line chemotherapy for advanced gastric/gastroesophageal junction adenocarcinoma with low PDL1 expression

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500104237
Enrollment
Unknown
Registered
2025-06-13
Start date
2025-06-30
Completion date
Unknown
Last updated
2025-06-16

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

Conditions

Advanced gastric/gastroesophageal junction adenocarcinoma

Interventions

Chemotherapy combined with immunotherapy group:Oxaliplatin in combination with capecitabine + Eppalolitovolizumab or Oxaliplatin in combination with Tegio + Eppalolitovolizumab

Sponsors

The First Affiliated Hospital of Zhengzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. The patient voluntarily participated in this study, signed the informed consent form, and had good compliance; 2. Age>=18 years old, =12 weeks; 8. PD-L1 CPS=90 g/L b. Absolute neutrophil count >=1.5×10^9/L c. Platelets >=100×10^9/L; 2) Biochemical examination: a. Serum albumin>=30 g/L; b. ALT and AST=50 mL/min;

Exclusion criteria

Exclusion criteria: 1. Known history or evidence of interstitial lung disease or active non-infectious pneumonitis; 2. Prior treatment with anti-PD-1, anti-PD-L1, anti-PD-L2 agents or drugs targeting another co-inhibitory T cell receptor (e.g., CTLA-4, OX-40, CD137); 3. Major surgical treatment (other than diagnosis) within 4 weeks prior to initiation of study treatment or anticipated need for major surgical treatment during the study; 4. Inability to swallow tablets, malabsorption syndrome, or any condition that affects gastrointestinal absorption; 5. Severe heart disease or discomfort, including but not limited to the following: --History of heart failure or systolic dysfunction (LVEF 100 bpm, significant ventricular arrhythmias (e.g., ventricular tachycardia) or higher-grade atrioventricular block (i.e., Mobitz II second-degree atrioventricular block or third-degree atrioventricular block) --Angina pectoris requiring antianginal medication --Clinically significant valvular heart disease --ECG shows transmural myocardial infarction --Poorly controlled hypertension (systolic blood pressure > 180 mmHg and/or diastolic blood pressure > 100 mmHg); 6. Have an autoimmune disease or other disease that requires systemic treatment with corticosteroids or immunosuppressive drugs (physiologic corticosteroid replacement therapy with adrenal or pituitary insufficiency is allowed); 7. History of primary or acquired immunodeficiency (including allogeneic organ transplantation); 8. Pregnant and lactating females; 9. Patients with congenital or acquired immunodeficiency (such as HIV infection); 10. Active hepatitis (hepatitis B reference: HBsAg positive and HBV DNA =2000 IU/ml; Hepatitis C reference: HCV antibody positive and HCV viral copy number >upper limit of normal); 11. Have active infection or fever of unknown cause within 2 weeks before the first dose> 38.5°C (as judged by the investigator, the patient can be enrolled due to the fever caused by the tumor); 12. Has a severe concomitant disease or other comorbid disease that would interfere with the planned treatment, or any other condition that, in the opinion of the investigator, the patient is not suitable to participate in this study.

Design outcomes

Secondary

MeasureTime frame
Progress Free Survival;Disease Control Rate;Duration of Overall Response;Overall survival;Quality of Life Score;

Primary

MeasureTime frame
Objective Response Rate;

Countries

China

Contacts

Public ContactHe Wei/Liu Tao

The First Affiliated Hospital of Zhengzhou University

hewei726@126.com+86 186 3855 3286

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026