A clinical trial is an actual research study in which our researchers test new drugs, medical devices or treatments on volunteers. Clinical trials are research studies done with people.Many standard treatments used today are results of clinical trials. There are a variety of clinical trials, both for cancer and non-cancer health matters. Clinical trials are scientific studies using human volunteers that determine the effectiveness, safety and tolerability of an intervention. Clinical trials are studies to test new drugs, already approved drugs, devices, or other forms of treatments. Clinical trials are research studies in which people volunteer to test new drugs or medical devices. Clinical trials are studies that look at new ways to prevent or treat diseases (such as cancer). Clinical Trial Support at Children's Hospital of Philadelphia offers clinical research-related programs that support study teams with research applications. Clinical Trial Support at Children's Hospital of Philadelphia offers clinical research-related programs that support study teams with research applications.