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Ayahuasca
Timeline
by Erowid


1841 Harmaline first synthesized from Syrian rue.   
1851-4 Earliest known western record of the psychoactive effects of ayahuasca (B. caapi or yagé) in the Amazon. 1    [Details]
1858 First widely read description of yage practices was published. 2   
1923 A film of South American yage ceremonies was shown at the annual meeting of the American Pharmaceutical Association.   
1963 The Yage Letters is published by William S. Burroughs and Allen Ginsberg.   
1968 Holmstedt, Lindgren, and Agurell hypothesize that the effects of ayahuasca are caused by a combination of naturally-occurring MAOIs and DMT. 3   


References