Merck Eyes Keytruda Indication Update with Phase III Gastric Cancer Data

Merck has announced that its blockbuster drug Keytruda met one of its primary endpoints in a Phase III trial for patients with esophageal cancer. The results are an important step toward full approval of the drug for this indication. Merck is now working with the FDA to update the current indication for Keytruda "to those patients whose tumors are PD-L1 positive" following positive results from ..