The government was pretty determined to stamp out any kind of mind altering drug, ignoring the facts and opinions of experts and doctors. That was the case with

The government was pretty determined to stamp out any kind of mind altering drug, ignoring the facts and opinions of experts and doctors. That was the case with LSD, it was the case with MDMA, where a lot of people testified to it's value in psychiatric medicine, but were simply ignored. I think Hoffman's essay on the subject is one of the best "LSD my problem child" and is available online.