The closest you will ever come to 'reading' a trip on psychotropic substances.

I was too hungry to think about the possibility that the dry meat may have contained a psychotropic substance.

A large number of adolescents who binge drink also consume other psychotropic substances.

A list of psychotropic substances, and their corresponding Schedules, was annexed to the 1971 treaty.

She wondered what psychotropic substance the venom provided, and how Venport had discovered it.

From the late 1960s onwards, several studies attempted to establish soma as a psychotropic substance.

Many Christiania residents were interested in mind-altering techniques, including psychotropic substances.

The term "synthetic" appears to refer to a psychotropic substance manufactured by a process of full chemical synthesis.

List of psychotropic substances under international control.

Partial list of psychotropic substances currently or formerly used in medicine, but not scheduled: