DMT

An encounter with the self: A thematic and content analysis of the DMT experience from a naturalistic field study

In a naturalistic field study of 36 post-DMT interviews, the authors provide a systematic thematic and content analysis of the "self" during breakthrough DMT experiences, identifying five overarching categories—onset, bodily, sensorial, psychological and emotional effects—and numerous subthemes describing intense alterations of body, senses, self-awareness and time. The paper highlights parallels with other extraordinary experiences and discusses putative neural mechanisms and the compound's therapeutic potential given its profound emotional impact.

Authors

  • David Luke

Published

Frontiers in Psychology
individual Study

Abstract

Introduction

N,N-Dimethyltryptamine (DMT) is an endogenous serotonergic psychedelic capable of producing radical shifts in an experience that have significant implications for consciousness and its neural correlates, especially given the “disconnected consciousness” suggested by the “breakthrough” DMT state. Its increasing usage and clinical trial indicate the growing importance of a thorough elucidation of the experience's qualitative content, over and above the phenomenological structure. This is particularly in light of the intensely pervasive effects of DMT occasions in all dimensions of the self, which are often ontologically challenging yet potentially transformative.

Methods

This is the second report on the first naturalistic field study of DMT use exploring its qualitative analysis. Screened, healthy, anonymized, and experienced DMT users were observed during their non-clinical use of the drug at home (40–75-mg inhaled). In-depth semi-structured interviews, inspired by the micro-phenomenological technique, were employed immediately after their experience. This study reports on the thematic and content analysis of one major domain of the breakthrough experiences elicited, the “self”; where analyses of the “other” were previously reported. A total of 36 post-DMT experience interviews with mostly Caucasian (83%) men (eight women) of a mean of 37 years were predominantly inductively coded.

Results

Invariably, profound and highly intense experiences occurred. The first overarching category comprised the onset of effects, encompassing super-ordinate themes including sensory, emotion and body, and space-time shifts; the second category comprised bodily effects, encompassing themes including pleasurable, neutral/both, and uncomfortable; the third category comprised the sensorial effects, encompassing open-eye, visual, and cross-modal and other; the fourth comprised the psychological effects, encompassing memory and language, awareness and sense of self, and time distortions; and the fifth comprised the emotional effects, encompassing positive, neither/both, and challenging experiences. Many further subthemes also illuminate the rich content of the DMT experience.

Discussion

The present study provides a systematic and nuanced analysis of the content of the breakthrough DMT state pertaining to one's personal and self-referential experiences of the body, senses, psychology, and emotions. The resonances both with previous DMT studies and other types of extraordinary experiences, such as the alien abduction, shamanic and near-death experiences, are also elaborated upon. Putative neural mechanisms and their promise as a psychotherapeutic agent, especially owing to deep emotional impact, are discussed.

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Research Summary of 'An encounter with the self: A thematic and content analysis of the DMT experience from a naturalistic field study'

Introduction

Nia and colleagues situate N,N-dimethyltryptamine (DMT) as an endogenous serotonergic psychedelic that produces rapid and profound alterations of conscious experience. Earlier laboratory and survey work has documented vivid visual phenomena, time and body distortions, intense emotions and encounters with apparently autonomous beings, but many questions remain about the fine-grained qualitative content of the so-called breakthrough DMT state and how those contents relate to therapeutic potential and neural mechanisms. This paper reports a focused qualitative analysis drawn from the authors' naturalistic field study of DMT use. Rather than re-presenting the phenomenological structure generally, the study specifically examines experiences centred on the self—bodily, sensorial, psychological and emotional content—using immediate, semi-structured interviews inspired by micro-phenomenological methods. The stated aim is to provide a systematic thematic and content description of breakthrough experiences in order to inform comparisons with other extraordinary human experiences and to suggest putative neural correlates relevant for future research and clinical interest.

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Study Details

  • Study Type
    individual
  • Journal
  • Compound
  • Author
  • APA Citation

    Michael, P., Luke, D., & Robinson, O. (2023). An encounter with the self: A thematic and content analysis of the DMT experience from a naturalistic field study. Frontiers in Psychology, 14. https://doi.org/10.3389/fpsyg.2023.1083356

References (52)

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