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SHR-A1904 Compared With Investigator's Choice of Therapy in Claudin18.2 Positive Patitens With Second-line Advanced or Metastatic Gastric or Gastroesophageal Junction Adenocarcinoma

Phase 3
Recruiting
Conditions
Second-line Advanced or Metastatic Gastric or Gastroesophageal Junction Adenocarcinoma
Interventions
Drug: Paclitaxel, Docetaxel, Irinotecan
Registration Number
NCT06649292
Lead Sponsor
Shanghai Hengrui Pharmaceutical Co., Ltd.
Brief Summary

The study evaluated the overall survival (OS) of SHR-A1904 versus investigator-selected treatment in second-line CLDN18.2-positive advanced GC/GEJC patients

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
524
Inclusion Criteria
  1. Age 18 to 75 years old (including boundary values)
  2. Volunteer to participate in this clinical study and sign informed consent;
  3. ECOG score 0-1;
  4. Expected survival ≥3 months;
  5. Gastric or Gastroesophageal Junction Adenocarcinoma;
  6. positive CLDN18.2 expression in tumor tissue;
  7. There is at least one measurable or evaluable lesion that meets the RECIST 1.1 criteria;
  8. Adequate bone marrow and organ function.
Exclusion Criteria
  1. Received anti-tumor therapies such as chemotherapy, radiotherapy, biological therapy, targeted therapy, or immunotherapy within 4 weeks before the first dose of the study
  2. HER2 posotive (IHC 3+ or IHC 2+/ISH +);
  3. Toxicities caused by previous anticancer therapy were not recovered to CTCAE 5.0 Grade≤1;
  4. Individuals with Leptomeningeal metastasis or Active brain metastases;
  5. Individuals with a history of GI perforation or fistula, unstable GI bleeding;
  6. Individuals with a history of severe cardiovascular and cerebrovascular diseases;
  7. The researcher determined that there are other situations that are not suitable for participation.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Treatment group A: SHR-A1904SHR-A1904-
Treatment group B: Paclitaxel, Docetaxel, Irinotecan.Paclitaxel, Docetaxel, Irinotecan-
Primary Outcome Measures
NameTimeMethod
Overall SurvivalUntil death, assessed up to approximately 2 years

Measure description: Defined as time from randomization until the date of death due to any cause

Secondary Outcome Measures
NameTimeMethod
Progression-free survival (PFS) by investigator assessmentUntil progression or death, assessed up to approximately 1 year

Measure description: Defined as time from randomization until progression or death as assessed by the investigator

Objective response rate (ORR) by investigator assessmentUntil progression, assessed up to approximately 1 year

Measure description: Defined as percentage of participants who achieved a best overall response of complete response (CR) or partial response (PR) assessed by the investigator

Duration of response (DOR) by investigator assessmentUntil progression or death, assessed up to approximately 1 year

Measure description: Defined as the time from the first documented objective response (CR or PR) to the first documented disease progression or death assessed by the investigator

Disease control rate (DCR) by investigator assessmentUntil progression, assessed up to approximately 1 year

Measure description: Defined as percentage of participants who achieved a best overall response of complete response (CR), partial response (PR) or stable disease (SD) assessed by the investigator

Incidence and severity of adverse events (AEs)/serious adverse events (SAEs)until to 90 days after the last dose,assessed up to approximately 2 years

Measure description: Incidence and severity of adverse events (AEs)/serious adverse events (SAEs) graded by Common Terminology Criteria for Adverse Events (CTCAE) v5.0

Trial Locations

Locations (1)

Sun Yat-sen University Cancer Center

🇨🇳

Guangzhou, Guangdong, China

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