However, this  definition shall not include the actions of bona  fide medical personnel involving a Prohibited Substance  or Prohibited Method  used for genuine and legal therapeutic purposes or other acceptable justification and shall not include actions involving Prohibi ted Substances  which are not prohibited in Out-of-Competition Testing  unless the circumstances as a whole demonstrate that such Prohibited Substances  are not intended for genuine and legal therapeutic purposes or are intended to enha nce sport performance.