Similarly, in the example of anabolic steroids found in a home medicine cabinet under the joint control of an Athlete and spouse, FIL must establish that the Athlete knew the anabolic steroids were in the cabinet and that  the Athlete intended to exercise control over    FIL 2021  Anti-Doping Rules   Page 62 of 64    Prohibited List : The List identifying the Prohibited Substances  and Prohibited Methods .