DOCTORING SHEEN: VH1 News is getting into the Charlie Sheen business with its airing of Charlie Sheen: Winning or Losing It? with Dr. Drew tonight at 8 p.m. (ET/PT). The host of Celebrity Rehab and Sober House will give his analysis of the actor. Below is an excerpt in which Drew offers his opinion about what makes him qualified to comment on Sheen’s behavior and why his self-treatment for addiction won’t work. (3/7p)