The Chemistry and Pharmacology of Piper methysticum and Related Species
Alexander Shulgin's review of kava, Piper methysticum, covering Pacific preparation practices, pharmacological classification, and the chemistry of kavalactones and related Piper species.
A short Brazilian natural-products chemistry article confirming the double use of Virola theiodora bark in Yomanê hallucinogenic snuff and arrow poison from the Tototobi River region of Roraima.
An Update (NIDA Research Monograph 146)
Proceedings of a 1992 NIDA technical review on hallucinogen research, prompted by rising LSD use among teenagers. Includes Rick Strassman's account of the regulatory process (IRB, DEA, FDA) for his DMT study, the first human hallucinogen study approved since the early 1970s.