You can just buy adrenochrome, e.g. here from Sigma-Aldrich. It's somewhat expensive for a relatively simple chemical, but not as expensive as it would have to be if the only way to acquire it would be by extracting it from the blood of frightened humans.
It can be synthesized by oxidizing epinephrine (also known as adrenaline), which is available pretty ...
As Terry Gilliam said in his commentary to "Las Vegas Parano":
If we use definitiof of a drug as
a medicine or other substance which has a physiological effect when ingested or otherwise introduced into the body.
Then yes - Andrenochrom have an physiological effect. But as the subjects were able to compare effect to LSD and ...