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Related Concept Videos

CNS Stimulants: Psychedelic Agents01:22

CNS Stimulants: Psychedelic Agents

Hallucinogens, also known as psychedelic drugs, are a class of substances known for their ability to alter perception, cognition, and emotions. Despite their profound effects on the mind, these drugs are non-addictive, setting them apart from many other abused substances. The mechanism of action of these drugs lies in their impact on the 5-HT2A receptor in the brain. Upon activation, this receptor couples to Gq-type G proteins, triggering a cascade that releases intracellular calcium. This...
Hallucinogens and Psychedelics01:27

Hallucinogens and Psychedelics

Hallucinogens are psychoactive substances that profoundly alter perceptual experiences, generating unreal visual and sensory images. Often referred to as psychedelic drugs — a term derived from the Greek words "psyche" (mind) and "delos" (revealing) — these substances include marijuana and lysergic acid diethylamide (LSD), among others. These drugs vary in intensity and effects.
Marijuana, derived from the dried leaves and flowers of the hemp plant, contains delta-9-tetrahydrocannabinol (THC)...
Altered States of Awareness01:06

Altered States of Awareness

Altered states of consciousness represent significant deviations from one's normal mental state. These deviations can range from subtle changes in awareness to profound transformations in perception, thought processes, and sensory experiences. Altered states of consciousness can be triggered by various factors, including drug use, meditation, hypnosis, illness, or even intense fatigue.
The ingestion of substances like stimulants or hallucinogens leads to chemical alterations in the brain that...
Psychosis: Goals of Pharmacotherapy01:26

Psychosis: Goals of Pharmacotherapy

Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation. For...
Drug Therapy01:28

Drug Therapy

The advent of drug therapy has profoundly shaped modern mental health care, providing targeted treatments for a range of psychological disorders. Psychotherapeutic drugs, classified into antianxiety, antidepressant, and antipsychotic medications, address symptoms across anxiety disorders, mood disorders, and schizophrenia. While these medications have transformed patient outcomes, they require careful management due to their potential side effects and limitations.
Antianxiety Medications
Psychodynamic Therapy01:29

Psychodynamic Therapy

Psychodynamic therapies emphasize the exploration of unconscious processes and early childhood experiences as fundamental contributors to psychological difficulties. These therapies, deeply rooted in Freud's psychoanalytic theory, aim to uncover and resolve unconscious conflicts, granting individuals insights that promote emotional and behavioral healing. Contemporary psychodynamic approaches have evolved, integrating a broader range of influences and methodologies while still valuing the...

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Related Experiment Video

Updated: Jun 17, 2026

Protocol for Repetitive Transcranial Magnetic Stimulation with Symptom Provocation to Treat Obsessive-compulsive Disorder
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Published on: November 25, 2025

Psychedelic Therapy: A Primer for Primary Care Clinicians-Mescaline.

Burton J Tabaac1,2, Kenneth Shinozuka3,4, Mahdi Fadel5

  • 1Reno School of Medicine, University of Nevada, Reno, NV.

American Journal of Therapeutics
|June 16, 2026
PubMed
Summary

Mescaline shows preliminary safety in healthy individuals but requires more research in patient populations. Further clinical trials are essential to confirm its safety and therapeutic potential for psychedelic-assisted therapy.

Keywords:
mescalinepsychedelicsserotonin

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Published on: July 9, 2016

Area of Science:

  • Pharmacology and Psychiatry
  • Psychedelic Research

Background:

  • Mescaline is a classic serotonergic psychedelic with historical ceremonial use.
  • Renewed interest stems from potential psychiatric benefits in psychedelic-assisted therapy.
  • Its psychoactive effects are mediated primarily via serotonin-2A (5-HT2A) receptor agonism.

Purpose of the Study:

  • To evaluate the safety and therapeutic potential of mescaline.
  • To address the lack of controlled clinical trials in patient populations.
  • To clarify safety concerns in individuals with comorbidities.

Main Methods:

  • Review of randomized, placebo-controlled studies in healthy participants.
  • Analysis of pooled safety data and observational data.
  • Assessment of subjective effects and adverse events under controlled conditions.

Main Results:

  • Mescaline produces dose-dependent subjective effects and transient autonomic stimulation in healthy individuals.
  • No serious medical complications were observed in controlled studies.
  • Pooled safety data suggest a favorable safety profile in screened populations.

Conclusions:

  • Mescaline demonstrates preliminary safety in healthy humans.
  • Its safety and efficacy in clinical populations remain understudied.
  • Controlled clinical trials are necessary to establish therapeutic potential.