Psychodysleptics

Older name for psychedelics, also psychotomimetics, hallucinogens (LSD, psylocin, psylocybin, mescaline, DMT). They cause transient psychotic states, such as hallucinations , dream images, depersonalization , changes in sensory perception, and mood swings. They are often abused for their euphoric effects, although they can also cause depression and feelings of fear.

See the Hallucinogens page for more detailed information