> they can immediately prescribe you Ambien which not only causes dementia and other neurological problems in long term use, but systematically makes people do absolutely batshit crazy things they'll never remember the next morning.

Not only that, the same psychiatrist might be getting kickbacks from the maker of ambien to peddle it to their clients.

>it is randomly decided by a few individuals

It isn't randomly decided. It's systematically decided by drug companies.