Clinical Trials for Stomach Cancer

A Phase 1/2 Open-Label, Umbrella Platform Design Study of MK-2870 With Pembrolizumab (MK-3475) and Chemotherapy in Participants With 1L Locally Advanced Unresectable/Metastatic Gastroesophageal Adenocarcinoma (Gastric Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma, and Esophageal Adenocarcinoma): Substudy 06C

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: First-line study in adults with HER2-negative (or not known positive) unresectable/metastatic gastric/GEJ/esophageal adenocarcinoma (ECOG 0–1) comparing pembrolizumab plus fluoropyrimidine/oxaliplatin chemotherapy versus the same backbone combined with sacituzumab tirumotecan (MK-2870), a TROP2-directed antibody–drug conjugate delivering a belotecan-derived topoisomerase I inhibitor. Safety lead-in determines RP2D, then randomized assessment of response, PFS, and OS.

ClinicalTrials.gov ID: NCT06469944

A Phase 1B, Multicenter, Open-Label Study of the Safety and Efficacy of CHS-114 in Combination With Toripalimab With or Without Other Treatments in Participants With Advanced or Metastatic Solid Tumors

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Adults with unresectable, advanced/metastatic gastric/GEJ/esophageal adenocarcinoma (HER2‑negative, MSS/pMMR) in the 2L setting and ESCC in 1L or 2L receive the anti‑CCR8 monoclonal antibody CHS‑114 (depletes intratumoral CCR8+ Tregs via enhanced ADCC/ADCP) plus the PD‑1 inhibitor toripalimab, with cisplatin/5‑FU added in 1L ESCC. Requires measurable disease and tissue; excludes active CNS metastases and prior anti‑CCR8.

ClinicalTrials.gov ID: NCT06657144

Phase I Trial of CA-4948 in Combination With FOLFOX/PD-1 Inhibitor +/- Trastuzumab for Untreated Unresectable Gastric and Esophageal Cancer

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: First-line treatment for adults with unresectable/metastatic gastric, GEJ, or esophageal adenocarcinoma or squamous cell carcinoma (ECOG 0–1), testing oral IRAK4 inhibitor emavusertib (CA‑4948; targets TLR/IL‑1R→NF‑κB signaling, with FLT3/CLK activity) added to mFOLFOX7 plus PD‑1 blockade. HER2‑negative patients receive emavusertib + mFOLFOX7 + nivolumab; HER2‑positive patients receive emavusertib + mFOLFOX7 + pembrolizumab + trastuzumab.

ClinicalTrials.gov ID: NCT05187182

Phase 1 Study of Trastuzumab Deruxtecan (DS-8201a) in Combination With Azenosertib (ZN-c3) in HER2-Expressing/Amplified Cyclin E-Amplified Gastric/Gastroesophageal Junction Cancer and Other Solid Tumors With HER2 Expression

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Adults with HER2-expressing or HER2-amplified advanced solid tumors (dose escalation) and a dose-expansion focus on CCNE1-amplified, HER2-expressing/amplified gastric/GEJ cancers, T-DXd–naive, receive trastuzumab deruxtecan IV q3w plus the oral WEE1 inhibitor azenosertib on an intermittent schedule. Key exclusions include prior T-DXd or WEE1 inhibitor, significant ILD/pneumonitis risk, and uncontrolled cardiac disease; treated/stable or asymptomatic brain metastases are allowed.

ClinicalTrials.gov ID: NCT06364410

A Phase 1 Dose Escalation Trial to Determine the Safety, Tolerance, Maximum Tolerated Dose, and Preliminary Antineoplastic Activity of IKS014, a HER2-Targeting Antibody Drug Conjugate (ADC), in Participants With Advanced HER2+ Solid Tumors

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Adults with advanced/metastatic HER2-expressing solid tumors (HER2-positive or HER2-low), including breast and gastric/GEJ cancers after standard therapies, receive IKS014, a HER2-targeting antibody–drug conjugate using a trastuzumab backbone linked to the microtubule inhibitor MMAF. Open-label dose escalation/expansion treats in 21-day cycles until progression to establish RP2D and assess antitumor activity.

ClinicalTrials.gov ID: NCT05872295

A Multicenter, Open-label, Interventional Phase I Trial to Determine the Dose and Evaluate the Pharmacokinetics (PK) and Safety of Lutetium Lu 177 Edotreotide Targeted Radiopharmaceutical Therapy (RPT) as Monotherapy or Following Standard of Care (SoC) for the Treatment of Somatostatin Receptor-positive Tumors in the Pediatric Population (KinLET).

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Enrolling children and adolescents aged 2 to <18 years with relapsed/progressive/refractory somatostatin receptor–positive malignancies (e.g., neuroendocrine tumors, CNS tumors, lymphoma, other solid tumors) after ≥1 prior therapy, requiring SSTR expression by IHC and uptake on SSTR PET/SPECT greater than liver. Patients receive IV lutetium Lu 177 edotreotide (177Lu-DOTATOC) peptide receptor radionuclide therapy—a radiolabeled somatostatin analog targeting SSTR2 to deliver localized beta radiation—every 8 weeks for up to 6 doses (with amino acids for renal protection), either as monotherapy or after standard-of-care therapy.

ClinicalTrials.gov ID: NCT06441331

A Multicenter Study Evaluating the Safety, Efficacy, and Pharmacokinetics of IDE892 as Monotherapy and Combination Therapy in Participants With MTAP-Deleted Advanced Solid Tumors

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Adults with centrally confirmed MTAP homozygous loss/deletion and advanced solid tumors (ECOG 0–1) who have progressed after standard therapy are enrolled in dose escalation (mesothelioma, gastroesophageal, NSCLC, urothelial), with dose-expansion limited to MTAP-deleted NSCLC after platinum chemotherapy and PD-1/PD-L1 therapy (≤3 prior lines, prior appropriate targeted therapy if actionable). Participants receive IDE892, an MTA-cooperative PRMT5 inhibitor, as monotherapy or combined with IDE397, an oral MAT2A inhibitor, in 21-day cycles.

ClinicalTrials.gov ID: NCT07277413

A Phase 1b/2 Open-label Study to Assess the Safety and Efficacy of ASP546C in Participants With CLDN18.2-expressing Locally Advanced Unresectable or Metastatic Gastroesophageal Adenocarcinoma, Pancreatic Adenocarcinoma or Other Solid Tumor Types

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Open-label multicohort study for patients with CLDN18.2-expressing unresectable locally advanced or metastatic gastroesophageal adenocarcinoma, pancreatic adenocarcinoma, or selected other solid tumors after at least one prior systemic therapy and ECOG 0–1. Participants receive IV ASP546C every 3 weeks, a CLDN18.2-targeted antibody–drug conjugate delivering a topoisomerase I inhibitor payload, with dose evaluation in gastroesophageal cancer and higher-dose cohorts in pancreatic and pan-tumor populations.

ClinicalTrials.gov ID: NCT07488676

A Phase 1 Study to Evaluate the Safety and Efficacy of DISP-10 in Participants With Advanced Gastrointestinal Cancers

Active drug

Investigational drug(s) in this trial have shown anticancer activity in clinical trials

High burden on patient

The trial has a high burden on patients. An example would be a phase 1 trial with extra tumor biopsies and frequent pharmacokinetic blood draws.

TrialFetch AI summary: Adults with advanced/metastatic esophageal, gastroesophageal junction, gastric, or colorectal adenocarcinoma with measurable disease and ECOG 0–1 receive DISP-10, combining DV-10 adenoviral therapy with BCMA-directed autologous CAR T-cell therapy idecabtagene vicleucel after fludarabine/cyclophosphamide lymphodepletion. The study includes dose escalation and expansion to assess safety and preliminary antitumor activity in GI solid tumors.

ClinicalTrials.gov ID: NCT07544589

A Phase 2, Multicenter, Study Evaluating the Efficacy, Safety, Tolerability, Pharmacokinetics of KQB198 in Combination With Imatinib in Participants With Advanced/Metastatic GI Stromal Tumor in 1st Line Setting

Investigational drug late phase

The trial is testing an investigational drug and is at least phase 2, suggesting that the drug has shown promise in phase 1 studies and might have a high chance of working well compared to other investigational drugs.

Moderate burden on patient

The trial has a moderate burden on patients. An example would be a trial testing an IV drug, with scans every 8 weeks which would be more frequent than standard of care.

No known activity

No investigational drug(s) in this trial have shown anticancer activity yet in clinical trials

TrialFetch AI summary: Enrolling adults with unresectable or metastatic, measurable GIST in the first-line advanced-disease setting, with imatinib-sensitive KIT mutations excluding exon 9 or PDGFRA mutations excluding D842V. All patients receive oral KQB198, an investigational SOS1/RAS pathway inhibitor, in combination with standard imatinib, a KIT/PDGFRA tyrosine kinase inhibitor.

ClinicalTrials.gov ID: NCT07406633