Ethnobotany and Therapeutic Use of Ayahuasca A sacred brew from the Amazon basin, used in Indigenous and syncretic traditions such as Santo Daime for healing and spiritual journeying. http://www.neip.info/downloads/t_edw11.pdf 

The Andean region includes a diversity of psychoactive plant use in ritual contexts, including yopo, wachuma (San Pedro cactus), and others. A Psychoactive Snuff from the North Andes https://akjournals.com/view/journals/2054/3/2/article-p198.xml