LSD-25 IN CONVERSION REACTION
Dietrich W. Heyder
American Journal of Psychiatry October 1, 1963 DOI: 10.1176/ajp.120.4.396 (opens in new tab)
Study at a glance
AI-extracted from the abstract| Characteristics | Case study Case report Peer reviewed |
|---|---|
| Sample size | 1 |
| Population | A patient with a conversion reaction of one year's duration |
| Intervention | LSD-25 |
| Duration | 3 sessions; recovery maintained for more than a year without further treatment |
| Topics | LSD |
| Citations | 5 |
| Key findings | In this case report, three sessions of LSD-25 were followed by complete removal of the patient's conversion symptom, and the recovery was maintained for more than a year without further treatment. The authors present this as a new approach for a patient whose difficulties were aggravated by psychotherapeutic inaccessibility. |
Abstract
A new approach to a patient with conversion reaction of 1-year's duration was discussed, whose difficulties were aggravated by psychotherapeutic inaccessibility. Administration of LSD-25 in 3 sessions resulted in complete removal of the conversion symptom. His recovery has been maintained for more than a year without fruther treatment.
Comparable studies
Other case reports and case series on LSD, most cited first.
| Study | Year | Design | Participants |
|---|---|---|---|
| Lasting Neuropsychiatric Sequelae of (??)Methylenedioxymethamphetamine (???Ecstasy???) in Recreational Users Persons who ingested large doses of MDMA | 1991 | Case study | n = 2 |
| Further Studies in the Therapeutic Value of Lysergic Acid Diethylamide in Mental Illness Patients with mental illness | 1957 | Case series | |
| Coma, Hyperthermia, and Bleeding Associated with Massive LSD Overdose a Report of Eight Cases People who self-administered large amounts of pure LSD powder intranasally | 1975 | Case series | n = 8 |
| Using a MDMA- and LSD-Group Therapy Model in Clinical Practice in Switzerland and Highlighting the Treatment of Trauma-Related Disorders Patients with chronic complex post-traumatic stress disorder (c-PTSD), dissociative,... | 2022 | Case series | |
| Persistent Palinopsia Following Ingestion of Lysergic Acid Diethylamide (LSD) Patients who developed persistent palinopsia after LSD ingestion | 1996 | Case series | n = 3 |
Citations in the library
Cited by 4
- Psychedelic treatment of functional neurological disorder: a systematic review Therapeutic Advances in Psychopharmacology 2020
- Psychedelic‐assisted therapy for functional neurological disorders: A theoretical framework and review of prior reports Pharmacology Research & Perspectives February 2, 2021
- Psychedelics in functional disorders: A scoping review Progress in Neuro-Psychopharmacology and Biological Psychiatry February 10, 2026
- What About Psycholytic Therapy? A Historical Revisiting of Psychedelics Assisting Psychotherapy Psychedelic Medicine July 22, 2026