Not at all. There's only one good reason; Psychedelics make people question their existence and therefore, their social situation as well. The dictators don't

Not at all. There's only one good reason; Psychedelics make people question their existence and therefore, their social situation as well. The dictators don't like that. Non-psychedelic drugs like opiates are banned to keep people in the mountains from defending their lands using opium money. I know, iv seen it done.