No way are they running low. There are more than 80 Million people in the USA using psychiatric drugs for mental illness.
75% of those comprise the entire Democrat Party. They are all programmed zombies, waiting for their signals to activate. Mindless zombies. Walking dead. Low-tech Borg commies.
I saw a video from a retired spooky and he said that within 3 days with todays tech they could turn someone into an assassin within 3 days.
Of course, such would likely not be as effective as the ones that are trained and have served for years.