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Psychedelics Guide

More than 500 articles organized by substance and topic: psilocybin, LSD, ayahuasca, DMT, MDMA, mescaline and harm reduction. Rigorous information, without fear and without propaganda.

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LSD Accelerates Brain Rhythms and Increases Neural Complexity

Psiconáutica Editorial Team · October 8, 2026 In briefA magnetoencephalography (MEG) reanalysis of 17 volunteers indicates that LSD accelerates the brain’s alpha and beta rhythms,...

Canada Launches New Controlled Substances Regulations for Psilocybin

Psiconáutica Editorial Team · October 8, 2026 In briefOn October 1, 2026, Canada’s new Controlled Substances Regulations went into effect, consolidating several previous rules into...

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Ecstasy Cut with Heroin: Anatomy of an Urban Legend

Only three documented reports exist worldwide of heroin in ecstasy pills. We examine the evidence and why heavy sedation stems from MDMA itself.

Antonio Escohotado, Part II: From Amnesia to His History of Drugs

Second installment of the biography of Antonio Escohotado, the drug-loving master.

Master Plants and Their Disciples

by Jean-Pierre Chaumeil

Since 1971, Jean-Pierre CHAUMEIL, a French ethnologist, has spent several periods in the Peruvian Amazon, especially among the Yagua of the northeastern region, with whom he lived for more than three years together with his wife. His primary interest is the comparative study of shamanism and, more generally, everything surrounding the new forms of religiosity in the Amazon. He is the author of several books, among them “Voir, savoir, pouvoir” (Ed. de l’EHESS, Paris, 1983) and “Ñihamwo” (CAAAP, Lima, 1987). A research officer at the National Center for Scientific Research (CNRS), he belongs to its Amerindian Anthropology Research Team (France).

Ergot: Poison, Entheogen, and Medicine

 

In previous installments, we discussed ergot, a fungus that parasitizes certain cereals and enabled the discovery of LSD and the synthesis of highly useful drugs (see Spannabis Magazine No. 51 and No. 52). Now, we will focus on botanical, medical, and pharmacological aspects, exploring how this fungus has played a starring role in various historical moments.

 

 

Opium in Ancient Rome: Everyday Medicine of an Empire

In Rome, drugs were regulated by the Lex Cornelia, and while many substances were used, opium was the most common for pain treatment and forgetting life's troubles (Torres et al. 1997: 12).

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