A Study to Test the Safety and Effectiveness of GSK5764227, Alone or With Other Treatments, in Participants With Advanced Gastrointestinal Cancers That Cannot be Surgically Removed (EMBOLD PanGI-201)

Study Summary

This study will check how well a new medicine, Risvutatug rezetecan, (Ris-Rez, also known as GSK5764227) works, how safe it is and how the body handles it in participants all around the world with advanced inoperable or metastatic gastrointestinal cancer who have previously received treatment.