Yes . John Smith has been battling cancer for several years . He turned to clinical trials to stay alive after regular treatment options ran out . He underwent his fourth clinical trial this year ; he 's one of 16 people in the study . Before FDA approval , a drug goes through yearslong development .
John Smith has been battling cancer for several years . He turned to clinical trials to stay alive after regular treatment options ran out . He underwent his fourth clinical trial this year ; he 's one of 16 people in the study . Before FDA approval , a drug goes through yearslong development .