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Gastroesophageal Junction Adenocarcinoma clinical trials
Every US clinical trial registered for Gastroesophageal Junction Adenocarcinoma — phase mix, recruiting status, and the sponsors running them, straight from the NIH ClinicalTrials.gov registry.
41 US clinical trials · 24 currently recruiting
The research picture
Gastroesophageal Junction Adenocarcinoma has 41 registered US clinical trials, 24 of them open to new participants right now — about 59% of the total.
- 24
- recruiting participants now
- 59%
- of trials open to enrollment
- 5
- in Phase 3–4 (later-stage)
- 3
- top sponsor: Seagen, a wholly owned subsidiary of Pfizer
Counts reflect the public ClinicalTrials.gov registry as last mirrored by PlainTrial. Status and phase are reported by each study's sponsor. This is reference information, not medical advice.
Active & Recent Trials
Sonesitatug Vedotin in Combination With Capecitabine With or Without Rilvegostomig in Participants With Advanced or Metastatic Gastric, Gastroesophageal Junction, or Esophageal Adenocarcinoma Expressing Claudin18.2
AstraZeneca
NCT07431281
Collecting Blood Samples From Patients With and Without Cancer to Evaluate Tests for Early Cancer Detection
Alliance for Clinical Trials in Oncology
NCT05334069
A Multicenter Cancer Biospecimen Collection Study
Cofactor Genomics
NCT04510129
A Study of Sigvotatug Vedotin in Advanced Solid Tumors
Seagen, a wholly owned subsidiary of Pfizer
NCT04389632
A Study of SGN-CEACAM5C in Adults With Advanced Solid Tumors
Seagen, a wholly owned subsidiary of Pfizer
NCT06131840
A Phase Ⅲ Study of Rilvegostomig in Combination With Fluoropyrimidine and Trastuzumab Deruxtecan as the First-line Treatment for HER2-positive Gastric Cancer
AstraZeneca
NCT06764875
Beamion BCGC-1: A Study to Find a Suitable Dose of Zongertinib Used Alone and in Combination With Other Treatments to Test Whether it Helps People With Different Types of HER2+ Cancer That Has Spread
Boehringer Ingelheim
NCT06324357
APL-101 Study of Subjects With NSCLC With c-Met EXON 14 Skip Mutations and c-Met Dysregulation Advanced Solid Tumors
Apollomics
NCT03175224
A Study to Investigate Tislelizumab Administered as Subcutaneous Injection Versus Intravenous Infusion Plus Chemotherapy in Patients With Unresectable or Metastatic Gastric or Gastroesophageal Junction Adenocarcinoma
BeOne Medicines
NCT07043400
A Study to Learn About the Study Medicine Called PF-08046876 in People With Advanced Solid Tumors
Pfizer
NCT07090499
A Study to Evaluate the Adverse Events, Efficacy, and Optimal Dose of Intravenous (IV) ABBV-400 in Combination With IV Fluorouracil, Leucovorin, and Budigalimab in Adult Participants With Locally Advanced Unresectable or Metastatic Gastric, Gastroesophageal Junction, or Esophageal Adenocarcinoma
AbbVie
NCT06628310
A Study of Disitamab Vedotin With Other Anticancer Drugs in Solid Tumors
Seagen, a wholly owned subsidiary of Pfizer
NCT06157892
Testing the Addition of Paclitaxel Administered Into the Abdominal Cavity Combined With Chemotherapy for Patients With Gastric Cancer Spread to the Abdominal Cavity
ECOG-ACRIN Cancer Research Group
NCT07001748
A Study of TRK-950 When Used in Combination With Ramucirumab and Paclitaxel in Patients With Gastric Cancer
Toray Industries
NCT06038578
Safety and Efficacy of NEO212 in Patients With Astrocytoma IDH-mutant, Glioblastoma IDH-wildtype or Brain Metastasis
Neonc Technologies
NCT06047379
A Study of KK2269 in Adult Participants With Solid Tumors
Kyowa Kirin Co.
NCT06266299
Evaluating the Effect of Itraconazole on Pathologic Complete Response Rates in Esophageal Cancer
Dallas VA Medical Center
NCT04018872
Safety of Combining Irinotecan With 5-FU, Leucovorin/Folinic Acid, Oxaliplatin, and Docetaxel Chemotherapies
University of Chicago
NCT04361708
Robotic Cytoreduction and Hyperthermic Intraperitoneal Chemotherapy for Treatment of Gastric Cancer With Limited Peritoneal Metastasis, ROBO-CHIP Study
Mayo Clinic
NCT05753306
Folfox+Irinotecan+Chemort In Esophageal Cancer
Massachusetts General Hospital
NCT04656041
Study of Suratadenoturev (OBP-301) in Combination With Pembrolizumab in Esophagogastric Adenocarcinoma
Weill Medical College of Cornell University
NCT06340711
NBTXR3, Chemotherapy, and Radiation Therapy for the Treatment of Esophageal Cancer
M.D. Anderson Cancer Center
NCT04615013
Aldesleukin With Nivolumab and Standard Chemotherapy for Treatment of Gastric Cancer With Peritoneal Metastasis
Mayo Clinic
NCT05802056
Tadalafil Effect + Chemotherapy in Resectable Gastric/GEJ Cancer
University of Arizona
NCT05709574
Phase I-II, FIH, TROP2 ADC, Advanced Unresectable/Metastatic Solid Tumors, Refractory to Standard Therapies (KL264-01)
Klus Pharma
NCT04152499
Study of Cabozantinib Alone or in Combination With Atezolizumab to Subjects With Locally Advanced or Metastatic Solid Tumors
Exelixis
NCT03170960
Bemarituzumab or Placebo Plus Chemotherapy in Gastric Cancers With Fibroblast Growth Factor Receptor 2b (FGFR2b) Overexpression
Amgen
NCT05052801
Bemarituzumab Plus Chemotherapy and Nivolumab Versus Chemotherapy and Nivolumab for FGFR2b Overexpressed Untreated Advanced Gastric and Gastroesophageal Junction Cancer.
Amgen
NCT05111626
Testing Immunotherapy (Atezolizumab) With or Without Chemotherapy in Locoregional MSI-H/dMMR Gastric and Gastroesophageal Junction (GEJ) Cancer
National Cancer Institute (NCI)
NCT05836584
First in Human Study of TORL-2-307-ADC in Participants With Advanced Cancer
TORL Biotherapeutics
NCT05156866
A Study of Evorpacept (ALX148) in Patients With Advanced HER2+ Gastric Cancer (ASPEN-06)
ALX Oncology
NCT05002127
First in Human Study of TORL-2-307-MAB in Participants With Advanced Cancer
TORL Biotherapeutics
NCT05159440
Durvalumab, an Anti-PDLI Antibody, and Tremelimumab, an Anti-CTLA4 Antibody, and Chemoradiation Before Surgery for Esophageal Cancer
Memorial Sloan Kettering Cancer Center
NCT02962063
Telehealth for the Self-Management of Dietary Quality of Life in Patients After Stomach Cancer Surgery
City of Hope Medical Center
NCT05203627
Study of Sequential Systemic Therapy + Intraperitoneal Paclitaxel in Gastric/GEJ Peritoneal Carcinomatosis
University of California, Irvine
NCT04762953
A Study of Minimally Invasive Proximal Gastrectomy Versus Minimally Invasive Total Gastrectomy for Gastric and Gastroesophageal Junction Cancers
Memorial Sloan Kettering Cancer Center
NCT06243757
A Phase 2 Study of Ramucirumab (LY3009806) in Participants With Gastric or Gastroesophageal Junction (GEJ) Cancer
Eli Lilly and Company
NCT02443883
Study of Modified Docetaxel, Cisplatin, and Fluorouracil (mDCF) in Unresectable or Metastatic Gastric and Gastroesophageal Junction Adenocarcinoma
Memorial Sloan Kettering Cancer Center
NCT00515411
A Study of Ramucirumab (LY3009806) Plus MEDI4736 in Participants With Advanced Gastrointestinal or Thoracic Malignancies
Eli Lilly and Company
NCT02572687
Tucatinib, Trastuzumab, Ramucirumab, and Paclitaxel Versus Paclitaxel and Ramucirumab in Previously Treated HER2+ Gastroesophageal Cancer
Seagen
NCT04499924
Pembrolizumab in Treating Patients With Metastatic or Unresectable Gastroesophageal Adenocarcinoma
M.D. Anderson Cancer Center
NCT03395847
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 16 |
| Phase 2 | 16 |
| Phase 3 | 5 |
Top Sponsors
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Reading the Gastroesophageal Junction Adenocarcinoma Trial Landscape
ClinicalTrials.gov lists 41 US studies indexed under Gastroesophageal Junction Adenocarcinoma, and 24 of those are currently open to recruitment — roughly 59% of the total volume on the registry. That ratio is a useful proxy for activity level: a high share of recruiting studies often signals that research interest is current and that new enrollment opportunities are appearing, while a low share typically means the field is dominated by completed or follow-up work where most participant spots have already been filled. These counts reflect the public registry only and include studies at every stage of design, so they should be read as an index of research attention rather than as a measure of treatment availability.
The phase distribution for Gastroesophageal Junction Adenocarcinoma shows 5 late-stage studies (Phase 3 and Phase 4 combined) alongside 32 earlier-phase entries (Phase 1 through Phase 2). Phase 1 and Phase 2 studies focus on early safety signals, dosing, and preliminary effect, while Phase 3 studies are typically the larger efficacy and safety trials submitted toward regulatory review, and Phase 4 studies follow approved interventions in real-world use. A condition weighted toward later phases often reflects a mature research pipeline with several interventions already close to or past approval, whereas a heavier early-phase tilt suggests the field is still exploring new mechanisms and candidate approaches.
Top sponsor activity for Gastroesophageal Junction Adenocarcinoma is led by Seagen, a wholly owned subsidiary of Pfizer with 3 indexed trials, alongside 9 other organizations in the top contributor list. The list on this page surfaces up to 41 of the most relevant recent and active entries, ordered with recruiting studies first so practical options are visible. All figures are derived from the public ClinicalTrials.gov dataset maintained by the National Library of Medicine and are reproduced here for reference. Inclusion of a trial, sponsor, or intervention on this page is neither an endorsement nor a recommendation — eligibility, protocol changes, and site-level status can shift frequently, so always verify current details on ClinicalTrials.gov and consult a qualified healthcare provider before acting on anything you see here.
Frequently Asked Questions
How many clinical trials are there for Gastroesophageal Junction Adenocarcinoma?
PlainTrial tracks 41 US clinical trials for Gastroesophageal Junction Adenocarcinoma, of which 24 are currently recruiting participants. Data sourced from ClinicalTrials.gov.
How do I find a recruiting trial for Gastroesophageal Junction Adenocarcinoma?
Use the trial list above filtered by "Recruiting" status, or visit our trial finder at /recruiting to search by condition and state. Always discuss trial participation with your healthcare provider before enrolling.
Is this data current?
Data is sourced from ClinicalTrials.gov and reflects our most recent data pull. Trial status may have changed since then. Always verify current information at ClinicalTrials.gov before making decisions about participation.
Related
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from ClinicalTrials.gov (National Library of Medicine). Consult a qualified professional before making decisions based on this data.
Read our methodology — how this data is sourced, computed, and verified.
Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2026 Trial counts and statuses sourced from ClinicalTrials.gov. Sponsor counts include both industry and federal/academic sponsors.