Therapeutic Response Statement (Sensitivity)

This therapeutic response statement supports the relationship that MSI-H status confers therapeutic sensitivity to Pembrolizumab in patients with Esophagogastric Adenocarcinoma.

The European Medicines Agency (EMA) has authorized pembrolizumab as a monotherapy for the treatment of adult patients with microsatellite instability high (MSI-H) or mismatch repair deficiency (dMMR) unresectable or metastatic gastric, small intestine, or biliary cancer, who have disease progression on or following at least one prior therapy.

This statement is based on a regulatory approval from the European Medicines Agency:

KEYTRUDA as monotherapy is indicated for the treatment of the following MSI-H or dMMR tumours in adults with unresectable or metastatic gastric, small intestine, or biliary cancer, who have disease progression on or following at least one prior therapy.

Citation

Merck Sharp & Dohme B.V. Keytruda (pembrolizumab) [product information]. European Medicines Agency website. https://www.ema.europa.eu/en/documents/product-information/keytruda-epar-product-information_en.pdf. Revised January 2024. Accessed March 10, 2024.