Psychonauts psychedelics A systematic, multilingual, web-crawling exercise.
Psychedelics alter the perception of reality through agonist or partial agonist interaction with the 2A serotoninergic receptor. They are classified as phenethylamines, tryptamines and lysergamides. These classes, according to the United Nations Office on Drugs and Crime (UNODC) and European Monitoring Centre for Drugs and Drug Addiction (EMCDDA), account for an important percentage of the new psychoactive substances (NPS) current scenario.The paper aimed at a) identifying and categorising psychedelic molecules from a list of psychonaut websites and NPS online resources and b) comparing the NPSfinder