[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"untreated-advanced-or-metastatic-gastric-gastroesophageal-junction--or-esophageal-adenocarcinoma\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:untreated-advanced-or-metastatic-gastric-gastroesophageal-junction--or-esophageal-adenocarcinoma":47},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":10,"sex":15,"minAge":16,"maxAge":4,"enrollmentInfo":17,"targetDuration":4,"studyType":20,"phases":21,"briefSummary":24,"conditions":25,"keywords":30,"overallStatus":34,"whyStopped":4,"lastUpdateSubmitDate":35,"lastUpdatePostDateStruct":36,"startDateStruct":39,"completionDateStruct":41,"leadSponsor":43,"locationsCount":46},"100623150",false,"NCT07392892","Symbiotic-GI-16: A Study to Learn About the Study Medicine Called PF-08634404 in Combination With Chemotherapy in Gastroesophageal Cancer","A PHASE 2\u002F3 INTERVENTIONAL STUDY OF PF-08634404 IN COMBINATION WITH CHEMOTHERAPY IN TREATMENT-NAÏVE PARTICIPANTS WITH LOCALLY ADVANCED OR METASTATIC GASTRIC, GASTROESOPHAGEAL JUNCTION, OR ESOPHAGEAL ADENOCARCINOMA","Inclusion Criteria:\n\n* Histological or cytological confirmed gastric, gastroesophageal junction or esophageal adenocarcinoma.\n* Evidence of locally advanced or metastatic disease.\n* Eastern Cooperative Oncology Group performance status (ECOG) 0-1\n* No prior systemic therapy for advanced or metastatic disease.\n* Adequate hepatic, liver, and renal function\n* HER-2 negative status based on local testing\n* PD-L1 positive status based on local testing\n\nExclusion Criteria:\n\n* Participants with known active CNS metastases, including leptomeningeal, brainstem, meningeal, or spinal cord metastases or compression\n* Clinically significant risk of hemorrhage or fistula\n* Major surgery or severe trauma within 4 weeks prior to the first dose, or planned major surgery during the study\n* History of allogeneic organ transplantation and allogeneic hematopoietic stem cell transplantation.\n* Any Grade ≥3 bleeding\u002Fhemorrhage events within 28 days of Cycle 1 Day 1, or prior history of clinically significant bleeding events\n* Clinically significant cardiovascular disease, or other comorbidities, within 6 months prior to first dose\n* Participants with active autoimmune diseases requiring systemic treatment within the past 2 years\n* Evidence of non-infectious or drug-induced interstitial lung disease (ILD) pneumonitis","ALL","18 Years",{"count":18,"type":19},840,"ESTIMATED","INTERVENTIONAL",[22,23],"PHASE2","PHASE3","This study is being done to learn more about a new medicine called PF-08634404 and how well it works when given with chemotherapy to people with gastroesophageal cancer that is locally advanced (spread to nearby tissues) or has spread to other parts of the body.\n\nTo join the study, participants must meet the following conditions:\n\nBe 18 years or older. Have locally advanced or metastatic gastric, gastroesophageal junction or esophageal adenocarcinoma Be treatment naïve for advanced or metastatic disease Be in good physical condition and have healthy organs based on medical tests.\n\nThe study has two parts:\n\n* In the first part, researchers will check how safe the study medicine in combination with chemotherapy is and how well people respond to it.\n* In the second part, they will compare study medicine plus chemotherapy to another approved treatment (nivolumab plus chemotherapy) to see which works better.\n\nThe treatment will be given in repeated time periods called cycles.",[26,27,28,29],"Untreated Advanced or Metastatic Gastric, Gastroesophageal Junction , or Esophageal Adenocarcinoma","Metastatic Gastric Cancer","Gastroesophageal Junction Cancer","Esophageal Adenocarcinoma",[31,32,33],"gastric cancer","gastroesophageal junction cancer","esophageal adenocarcinoma","RECRUITING","2026-06-10",{"date":37,"type":38},"2026-06-12","ACTUAL",{"date":40,"type":38},"2026-05-14",{"date":42,"type":19},"2032-07-21",{"name":44,"class":45},"Pfizer","INDUSTRY",71,""]