Clinical trials are research studies designed to evaluate new cancer treatment options, including new drugs, surgical approaches, radiation therapies, and combinations of these treatments. The United States Food and Drug Administration (FDA) oversees these clinical trials to make sure that federal regulations governing research are being followed. Many clinical trials are available to you through the medical oncologists who practice at Doctors Hospital. To find out more about these trials, visit Although there is no single source for all clinical trials, you may also visit the National Cancer Institutes website at to learn more.