This will be my shortest diary ever. The answer to this problem is as simple as it is impossible.
If any player is cuaght using performance enhancing drugs, all games that player participated in (meaning was on the roster for) will be forfeited and ALL REVENUES FORFEITED.
According to the Mitchell report, the LA Dodgers felt the need to trade Paul LoDuca because his stoppage of steroids took away his gap power.
The people running the Cardinals not only lied about knowing about steroid use but the son of the strength coach used steroids.
Theo Epstein, the halo wearing GM of the Boston Red Sox, asked about Eric Gagne's steroid use, got a response that he did use steroids, and THEN signed him as a free agent.
Cut off the money of the TEAMS caught using. Cut off the money of the LEAGUES that tacitly endorse it.