TIM, or thio isomescaline, is a series of lesser-known psychedelic drugs similar in structure to mescaline. They were first synthesized by Alexander Shulgin. In his book PiHKAL (Phenethylamines i Have Known And Loved), none of their durations are known.
5 Most Common Psychedelic Drugs Psychedelics are a category of drugs which are dangerous because of their ability to distort the senses. By changing a person's perceived reality, they are put at risk of hurting themself or others.
The following is a list of psychedelic drugs of various classes. Serotonergic psychedelics are usually considered to be the classical psychedelics, whereby the other classes are often only considered to have secondary psychedelic properties.