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ClinicalTrials.gov 6 recruiting now early-phase tilt small index

Gastroesophageal Adenocarcinoma: early-phase trial registry

6 of 9 indexed Gastroesophageal Adenocarcinoma trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #1,916 of 28,707 conditions by registered trial count.

9 US clinical trials · 6 currently recruiting · #1,916 of 28,707 conditions by registered trial count

Gastroesophageal Adenocarcinoma: 9 US clinical trials tracked, 6 recruiting.

Gastroesophageal Adenocarcinoma is the subject of 9 registered US clinical trials on ClinicalTrials.gov, 6 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 9 in Phase 1-2 (earlier-stage). The most active sponsor is Merck Sharp & Dohme, running 2 of these trials.

Enrollment posture brief

Registry condition gastroesophageal-adenocarcinoma

OPEN 6 | RECR 67% | LATE 0 | EARLY 9 | RANK #1916 | SPON 2

Nearest open-share peer: Acute Hypoxemic Respiratory Failure (67% recruiting · 6 trials)

Gastroesophageal Adenoca (th…67%Acute Lymphoblastic Leukemia55.6%Acute Respiratory Distress S55.6%Acute Otitis Media22.2%Acute Heart Failure11.1%
Open-enrollment share among volume-matched conditions near Gastroesophageal Adenocarcinoma

Gastroesophageal Adenocarcinoma lists 6 open slots (67% of 9 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Gastroesophageal Adenocarcinoma on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Gastroesophageal Adenocarcinoma is recruiting above its size-band peers.

    6 of 9 indexed trials (66.7%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Gastroesophageal Adenocarcinoma research.

    Merck Sharp & Dohme accounts for 2 of 9 trials (22.2%). 8 distinct sponsors appear on at least one study for this condition label.

  3. Typical Gastroesophageal Adenocarcinoma enrolment sits around 80 participants.

    Median target enrolment is 80 among the 9 trials that report a genuine target (sentinel values excluded). 5 of those (55.6%) plan for fewer than 100 participants.

  4. Gastroesophageal Adenocarcinoma research is mostly interventional.

    9 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 16Phase 23

Open and recent trials

9 total, page 1 of 1

RECRUITING Phase 1 210 participants

Substudy 06D: Combination Therapies in Second Line (2L) Gastroesophageal Adenocarcinoma (MK-3475-06D/Keymaker-U06)

Merck Sharp & Dohme

NCT06445972

RECRUITING Phase 1 160 participants

Substudy 06C: A Study of Investigational Agents With Pembrolizumab (MK-3475) and Chemotherapy in Participants With First-Line Locally Advanced Unresectable/Metastatic Gastroesophageal Adenocarcinoma (MK-3475-06C/KEYMAKER-U06)

Merck Sharp & Dohme

NCT06469944

RECRUITING Phase 2 100 participants

A Study of Novel Agents or Combinations as Perioperative Treatment in Participants With Locally Advanced Resectable Gastroesophageal Adenocarcinoma

AstraZeneca

NCT07069712

RECRUITING Phase 2 54 participants

Trial Comparing Standard of Care Therapy With and Without Sequential Cytoreductive Intervention for Patients With Metastatic Foregut Adenocarcinoma and Undetectable Circulating Tumor-Deoxyribose Nucleic Acid (ctDNA) Levels

Yale University

NCT07282912

RECRUITING Phase 1 32 participants

Personalized Cancer Vaccine (PCV) Strategy in Patients With Solid Tumors and Molecular Residual Disease

Washington University School of Medicine

NCT06529822

RECRUITING Phase 1 20 participants

Response Adapted Neoadjuvant Therapy in Gastroesophageal Cancers (RANT-GC Trial)

University of California, Irvine

NCT05733689

ACTIVE NOT RECRUITING Phase 1 520 participants

Study to Assess Adverse Events and Change in Disease Activity in Adult Participants With Advanced Solid Tumors Receiving Intravenous (IV) ABBV-400 as Monotherapy and in Combination With IV Bevacizumab

AbbVie

NCT05029882

ACTIVE NOT RECRUITING Phase 2 80 participants

Phase II Study of Short Course FOLFOX Chemotherapy With Either Nivolumab or Nivolumab + Radiation in the First Line Treatment of Metastatic or Unresectable Gastroesophageal Cancers (BMS Protocol CA209-76L)

Weill Medical College of Cornell University

NCT04021108

COMPLETED Phase 1 29 participants

A Study of a Personalized Neoantigen Cancer Vaccine

Gritstone bio

NCT03639714

Phase Distribution

PhaseTrial count
Phase 1 6
Phase 2 3

Named interventions

Most-linked intervention names on Gastroesophageal Adenocarcinoma records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Capecitabine Drug
2 trials
GRT-R902 Biological
1 trials
GRT-C901 Biological
1 trials
ipilimumab Biological
1 trials
ABBV-400 Drug
1 trials
Nivolumab 240 MG Drug
1 trials
Sacituzumab Tirumotecan (sac-TMT) Biological
1 trials
Signatera Genome ultra-sensitive ctDNA blood test Diagnostic test
1 trials

US sites by state

Facility locations filed on Gastroesophageal Adenocarcinoma trials. A trial with sites in several states counts in each.

New York 6 trials
Texas 4 trials
Michigan 4 trials
California 4 trials
Pennsylvania 3 trials
Arizona 3 trials
Virginia 2 trials
Ohio 2 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Gastroesophageal Adenocarcinoma page

9 registered trials, 6 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 6 Gastroesophageal Adenocarcinoma trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Merck Sharp & Dohme sponsors the most Gastroesophageal Adenocarcinoma trials on record, review their full trial history before evaluating a specific study. See Merck Sharp & Dohme's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Gastroesophageal Adenocarcinoma condition card totals 9 registered trials; most-linked intervention Capecitabine; top US site state New York. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.