A Study of GV20-0251 in Advanced or Refractory Solid Tumors

This study is testing a new experimental drug called GV20-0251 in people with advanced or refractory solid tumors (cancers that have spread or stopped responding to standard treatments). This is an early-phase trial focused on finding the right dose and evaluating safety. **You may be eligible if:** - You are 18 or older - You have a confirmed advanced solid tumor that has progressed despite standard treatment - You have already tried standard therapies and they have failed or you cannot tolerate them - Your overall health is good (ECOG 0–1) - You have been cancer-free from any other cancer for at least 2 years - You are willing to use contraception if applicable **You may NOT be eligible if:** - You have acute leukemia - You have certain other active cancers - You have serious uncontrolled health conditions - You are pregnant or breastfeeding Talk to your doctor to see if this trial is right for you.