Ayahuasca induces a psychedelic, visionary state of mind and this effect is employed by various people for various reasons. Shamans or medicine men take ayahuasca to communicate with nature or to see what is causing a patient’s illness on a spiritual level.
In 1998, a man named Donald Topping wrote an article in the Bulletin of the Multidisciplinary Association for Psychedelic Studies entitled Ayahuasca and Cancer:
Introduction Since the 1980’s, Ayahuasca has become increasing popular in the west. As its popularity grows, it has come under increasing scrutiny from legal and medical authorities.