Over time, children and young adults who have had a Fontan operation may find they are more tired, have difficulty breathing and cannot exercise as well as before. Currently, there are no approved medicines to prevent this decline. The purpose of this research study is to learn whether children who have had the Fontan operation can improve their ability to…
The study drug (TSR-042) in this study is designed to stop cancer from growing by helping your immune system recognize and fight the cancer. The Study Drug is designed to help your immune system by attaching to a protein called PD-1 and stopping one of the signals that keeps your immune system from recognizing the cancer. This may help your immune system…