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EFFECTS OF MESCALINE AND LYSERGIC ACID (d-LSD-25)

Paul H. Hoch, James P. Cattell, Harry H. Pennes

American Journal of Psychiatry February 1, 1952 DOI: 10.1176/ajp.108.8.579 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Observational study Peer reviewed
Population Schizophrenic patients and normal individuals
Interventions Mescaline Lysergic acid
Topics LSD Mescaline Psilocybin
Keywords Hallucinogen Pharmacology
Citations 116
Key findings Mescaline and lysergic acid markedly aggravate mental symptomatology in schizophrenic patients and disorganize psychic integration more than in normals.

Abstract

The effects of mescaline and lysergic acid were studied in schizophrenic patients. It was found that physiological changes were produced in these patients and that their mental symptomatology was markedly aggravated. The observations made with the above-mentioned drugs on normal individuals were compared with those seen in schizophrenic patients. Mescaline and lysergic acid are drugs that disorganize the psychic integration of a person. This disorganization is much more apparent in schizophrenics than in normals. The diagnostic, prognostic, and therapeutic use of these drugs is also discussed.

Comparable studies

Other observational and cohort studies on mescaline, most cited first.

Study Year Design Participants
Psychedelics not linked to mental health problems or suicidal behavior: A population study Randomly selected United States adults 2015 Observational cohort n = 135,095
Long-lasting subjective effects of LSD in normal subjects Healthy participants 2017 Observational cohort n = 16
Psychological and cognitive effects of long-term peyote use among Native Americans. Navajo Native Americans aged 18-45 2005 Observational cohort n = 176
Mescaline-induced psychopathological, neuropsychological, and neurometabolic effects in normal subjects: experimental psychosis as a tool for psychiatric research. Normal men who were volunteers 1992 Observational cohort n = 12
2,5-Dimethoxy-4-methyl-amphetamine (STP): A New Hallucinogenic Drug Normal control volunteers 1967 Observational study

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