It tends to be detectable for about 28 days. And I'm pretty sure that in the aviation world, that the only time they test for it is if you crash (at
post mortem).
It's a little perverse, as most Class A drugs tend to stick around only for a day or two. Some theorists say this is why class A stuff is more prevalent in the prison system (less chance of getting caught).
If you admit your use to the CAA, you will probably need a psychiatric opinion before gaining the ticket.
Don't really wanna' get into the ethical side of the debate, just presenting the facts as I know them.
