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Ketamine-Assisted Psychotherapy for Treatment of Co-occurring Borderline Personality Disorder and Depression: A Case Study.

Albert Yeung, Michael Alpert, David Mischoulon

Journal of personality disorders April 1, 2025 DOI: 10.1521/pedi.2025.39.2.170 (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 co-occurring borderline personality disorder and depression
Intervention Ketamine-assisted psychotherapy
Topics Depression Psychedelic-assisted therapy Esketamine Ketamine
Keywords Borderline personality disorder Ketamine-assisted psychotherapy Mental health treatment
Citations 3
Key findings Ketamine-assisted psychotherapy produced positive outcomes in a patient with co-occurring borderline personality disorder and depression, warranting further research.

Abstract

Borderline personality disorder (BPD) is a mental health condition characterized by a pervasive pattern of impulsivity, affective dysregulation, and cognitive-perceptual symptoms. Treatment of BPD remains a significant challenge to mental health clinicians. People who suffer from BPD frequently have comorbid psychiatric disorders, which makes treatment more complex. This case study describes a course of ketamine-assisted psychotherapy (KAP) to treat a patient with co-occurring BPD and depression. KAP uses the antidepressant and psychedelic effects of ketamine embedded in a psychotherapy format to utilize the concept of an inner healing intelligence within the patient and the intersubjective relationship between patient and therapist as therapeutic factors. The positive outcomes in this case study suggest that more systematic research is warranted in the use of KAP for treatment of BPD and other personality disorders.

Comparable studies

Other case reports and case series on ketamine and psychedelic-assisted therapy, most cited first.

Study Year Design Participants
Ketamine-assisted psychotherapy in adolescents with multiple psychiatric diagnoses. Adolescents aged 14–19 with comorbid psychiatric diagnoses including... 2023 Case series n = 4
Case report: Adult with bipolar disorder and autism treated with ketamine assisted psychotherapy. A 29-year-old man with bipolar disorder, Autism Spectrum Disorder, and type 2 diabetes 2024 Case study n = 1
Reconnecting through dissociation: a 5-month follow-up case study on ketamine-assisted psychotherapy for anorexia nervosa. Female patient in her late twenties with anorexia nervosa and comorbid depression 2025 Case report n = 1
Qualitative analysis of a patient's experience of ketamine-assisted psychotherapy for substance use disorder: Empirical synergies with twelve-step programs 28-year-old female treated for alcohol and opioid use disorder 2025 Case study n = 1
Ketamine-Assisted Psychotherapy for Antisocial Personality Disorder: A Case Report. 43-year-old man with antisocial personality disorder, alcoholism, and depression 2025 Case report n = 1

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