Other scholars argue that Moses may have been under the influence of a hallucinogenic substance when he witnessed the burning bush.

It took only a few seconds for the hallucinogenic substance to be absorbed.

To date there is no solid evidence of any hallucinogenic substances in calamus.

Are you on a hallucinogenic substance or something?

Shamans consume hallucinogenic substances in order to induce a trance.

A thief who has a previous addiction to a hallucinogenic cheese-like substance called "cheeese."

Is DMT just a powerful hallucinogenic substance, or something else?

"Did you give me any hallucinogenic substance while I was under VR?"

The most important of these hallucinogenic substances has come to be known as LSD.

It is a book of epigrams, many of which were devised by Mary during her experimentation with hallucinogenic substances.