The use of psychedelic agents in Western psychotherapy began in the 1950s, after Sandoz Laboratories, the manufacturer of LSD, began distributing it to researchers. Concern over the unauthorized use of psychedelics by the general public, however, led to widespread bans in the 1960s. Since then, the study of psychedelic psychotherapy has been limited. In recent years, investigators have studied the possibility of treating post-traumatic stress disorder with the drug MDMA, commonly known as what? Discuss
Source: The Free Dictionary