Home·Know Your Companions™·Gastric and Gastroesophageal Cancer

Gastric and Gastroesophageal Cancer

Solid tumorIndication · Stomach/GEJ

Gastric and gastroesophageal cancers exhibit diverse molecular drivers including HER2 alterations and genomic instability, influencing eligibility for targeted therapies.

Approvals
2
Therapies
6
Biomarkers
8
Mapped tests
7

Biomarkers used in this indication

Each approval combines this indication with specific biomarker criteria and a therapy. Select a therapy from the tables below to open its FDA-defined testing pathway.

Indication-specific biomarkers

Defined explicitly for Gastric and Gastroesophageal Cancer in FDA labeling.

BiomarkerBiomarker criteriaTherapies
ERBB2 (HER2)
  • gene amplification
ERBB2 (HER2)
  • HER-2 protein overexpression
Tumor-agnostic biomarkers

Defined at the solid tumor level and applicable to Gastric and Gastroesophageal Cancer and other solid tumor cancers.

BiomarkerBiomarker criteriaTherapies
deficient mismatch repair (dMMR) proteins
  • MLH1, PMS2, MSH2 and MSH6
MSI-High
  • Microsatellite instability-High
NTRK1, NTRK2 and NTRK3
  • fusions
RET
  • fusions
TMB
  • TMB ≥ 10 mutations per megabase

Therapies with biomarker-defined approvals

Each therapy below has at least one FDA companion diagnostic approval tied to Gastric and Gastroesophageal Cancer. Select a therapy to view the specific approval and eligible tests.

Therapy
HERCEPTIN
trastuzumab · Genentech

ERBB2 (HER2) (gene amplification); ERBB2 (HER2) (HER-2 protein overexpression)

Therapy
JEMPERLI
dostarlimag-gxly · GSK

deficient mismatch repair (dMMR) proteins (MLH1, PMS2, MSH2 and MSH6); MSI-High (Microsatellite instability-High)

Therapy
KEYTRUDA
pembrolizumab · Merck

deficient mismatch repair (dMMR) proteins (MLH1, PMS2, MSH2 and MSH6); MSI-High (Microsatellite instability-High); TMB (TMB ≥ 10 mutations per megabase)

Therapy
RETEVMO
selpercatinib · Eli Lilly

RET (fusions)

Therapy
ROZLYTREK
entrectinib · Genentech

NTRK1, NTRK2 and NTRK3 (fusions)

Therapy
VITRAKVI
larotrectinib · Bayer

NTRK1, NTRK2 and NTRK3 (fusions)

This indication view is scoped to Gastric and Gastroesophageal Cancer. You can also explore how it appears alongside other cancers in Know Your Companions™ by searching or filtering on the main map.