Sustained abstinence in severe ketamine use disorder following ibogaine treatment case report - Report - MDSpire

Long-term Abstinence Achieved in Severe Ketamine Use Disorder After Ibogaine Intervention: A Case Study

  • By

  • Sergio R. Pérez Rosal

  • Sonya C. Faber

  • Markus Backmund

  • July 20, 2026

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Clinical Report: Long-term Abstinence Achieved in Severe Ketamine Use Disorder

Overview

This case study presents a 30-year-old male with severe ketamine use disorder who achieved long-term abstinence following ibogaine treatment. The patient demonstrated improvements in cravings, depression, and overall quality of life over a 17-month follow-up period.

Background

Substance use disorders, particularly those involving ketamine, cocaine, and alcohol, pose significant treatment challenges due to high relapse rates and limited pharmacological options. Ketamine dependence is increasingly recognized, especially among young adults with psychiatric comorbidities.

Data Highlights

AssessmentBefore TreatmentAfter Treatment
PHQ-9 (Depression)0–30
WHOQOL-BREF (Quality of Life)5571

Key Findings

  • The patient had a five-year history of severe polysubstance dependence, including daily ketamine use.
  • Following ibogaine treatment, the patient reported an immediate cessation of cravings for all substances.
  • Longitudinal follow-up showed sustained abstinence from ketamine, cocaine, and alcohol over 17 months.
  • Improvements in depression and quality of life were documented through standardized assessments.

Clinical Implications

The findings suggest that ibogaine may offer a novel treatment avenue for individuals with severe ketamine use disorder. Further controlled clinical trials are warranted to evaluate the safety and efficacy of ibogaine in this context.

Conclusion

This case study provides evidence for the potential of ibogaine in treating chronic ketamine dependence.

Related Resources & Content

  1. Frontiers in Psychiatry, 2026 -- Treating addiction with an addictive drug: the ketamine paradox revisited
  2. Frontiers in Psychiatry, 2026 -- Reconsidering the usefulness of using long-acting injectable buprenorphine as a tapering tool: a case report of delayed withdrawal months after last dose
  3. Frontiers in Psychiatry, 2026 -- Ketamine for substance use disorders: a systematic review and meta-analysis
  4. UK Advisory Council on the Misuse of Drugs, 2026 -- Ketamine - an updated review of use and harms
  5. Frontiers in Psychiatry — Navigating ‘k-land’: a qualitative exploration of participants’ experiences of ketamine-assisted psychotherapy for methamphetamine use disorder
  6. Current guidance for co-occurring substance use disorders
  7. Ketamine - an updated review of use and harms
  8. Evidence Synthesis Program

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