RecruitingDrug trialA Study of GSK5458514 Administered Alone or In Combination With Other Anti-Cancer Agents in Participants With Prostate CancerThe goal of the study is to evaluate how safe and how well the body handles GSK5458514 when administered in participants with prostate cancer. The study will be conducted in two parts - Part 1 (dose escalation phase) and Part 2 (dose expansion phase).