Hallucinogens are compounds that induce hallucinations and often other psychotic phenomena. They include dissociatives (NMDA antagonists and kappa opioid agonists) and psychedelics (LSD and psilocybin).

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What is the biological principle of this “holotropic breathwork” technique?

Holotropic breathwork is a non-drug technique developed by Stanislav Grof used in psychotherapy. The therapy as a whole is usually called holotropic breathwork (at least by Grof himself) and will most ...
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Dimethyltryptamine and Sigma 1-type opioid receptor interaction

Where exactly do dimethyltryptamine and sigma 1-type opioid receptor interact? I read in this When the Endogenous Hallucinogenic Trace Amine N,N-Dimethyltryptamine Meets the Sigma-1 Receptor but it ...
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How long have mushrooms of the genus Psilocybe been present in the Balkans (Eastern Europe)?

I and a friend of mine had a debate about Psilocybe genus mushrooms in the Balkans. He said that they were brought to the Balkans by people and that there were not any Psilocybe mushrooms there ...
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Does the NMDA antagonist, Memantine that's used to prevent Excitotoxicity cause brain damage?

Does the NMDA antagonist, Memantine that's used to prevent excitotoxicity in Alzheimer's disease (AD) and Dementia with Lewy Bodies (DLB) cause brain damage? I know that in rodents NMDA antagonists ...
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Do serotonergic (5-HT2A-mediated) psychedelics elicit stimulant effects?

I know that 5-HT2A partial agonism is the key mechanism of action of serotonergic psychedelics but I also know that some research (e.g. the selective (no activity on any other known receptor sites) ...
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Which Receptors are involved in Psychedelia/Psychosis?

Which receptors are involved in Psychedelia/Psychosis? I know that the 5-HT2A, 5-HT3, D2, κ-opioid and NMDA receptors are likely involved in psychosis.