Charlie Sheen's Medical Advice for Josh Hamilton's Drug Problems

Charlie Sheen has a message for MLB superstar (and recovering substance abuser) Josh Hamilton -- "F- AA" ... have a drink and go hit some bombs." Sheen is FURIOUS at the Los Angeles Angels for the way they treated the embattled slugger -- claiming they did him dirty by trading him to the Rangers after he tested positive for cocaine. Now, Sheen isn't just blasting the team -- but the whole concept of Alcoholics Anonymous altogether ... with a scathing new message on Twitter. "Dear Josh Hamilton, How you are being treated by the 'Devils' is shameful.