Oh, c'mon.
FIA joined WADA in 2010, so Schumacher cannot be disqualified.
The
Appendix A to Sporting Code explains FIA antidoping regulations.
They follow it (they love to follow rules, btw, in case you haven't noticed).
Article 5 in Appendix A explains that FIA follows the
International Standards for Testing.
Scandals in F1 are about the car, not so much about the people, people. Drivers don't do drugs, you have to have confidence in yourself, that's the opposite of drugs that induce you to have confidence in them. I'd say competitive driving is not about a "brilliant mind" but about a "strong soul".
So, amphetamines? No, no. It's the same with amphetamines as with the entrance to curves: speed will make you slow.
Now I know Pup reads magazines starting at the last page...