Targeted memory erasure can aid recovery from depression
While theoretical and preclinical models suggest that manipulating memory reconsolidation could help treat psychiatric conditions, clinical trials and meta-analyses investigating memory erasure techniques for disorders like PTSD show mixed or non-significant results compared to standard interventions.
The claim touches upon a growing translational area in psychiatry: modulating memory reconsolidation to treat disorders. Papers 3, 6, 8, and 9 discuss the theoretical basis and positive laboratory findings regarding targeted memory reactivation and updating. However, Papers 2 and 7 present contradictory or null clinical findings regarding actual therapeutic efficacy (e.g., negative RCT results for memory reactivation paired with ECT, and a rectified meta-analysis showing propranolol does not reliably outperform placebo in clinical trials). Therefore, the overall balance is contested, as promising laboratory concepts have not uniformly translated into reliable clinical efficacy for mood and trauma disorders.
The evidence we hold leans leans supported
How this was weighed
official record 3x · fact-check 2x · hedged 1x · crowd & reference 1x
- Memory persistence: from fundamental mechanisms to translati · peer-reviewed · supports · weight 1.3 · 2024
- Targeted memory reactivation during sleep improves emotional · peer-reviewed · supports · weight 1.05 · 2024
- How Fear Memory is Updated: From Reconsolidation to Extincti · peer-reviewed · supports · weight 1.05 · 2025
- Erasing "bad memories": reversing aberrant synaptic plastici · peer-reviewed · supports · weight 1.05 · 2025
- Electroconvulsive Therapy with a Memory Reactivation Interve · peer-reviewed · refutes · weight 1.3 · 2020
- Updated and rectified meta-analysis shows no effect of propr · peer-reviewed · refutes · weight 1.05 · 2022
Merlo SA, Belluscio MA, Pedreira ME, Merlo E. Memory persistence: from fundamental mechanisms to translational opportunities.. 2024. https://doi.org/10.1038/s41398-024-02808-z
This review highlights how disrupting the persistence of maladaptive memories offers translational opportunities for treating psychiatric conditions.
V. Tang, Kathleen Trought, K. Gicas, Maria V. Kozak, S. Josselyn, Z. Daskalakis, D. Blumberger, D. Voineskos, Yuliya Knyahnytska, Suvercha Pasricha, Yuan Chung, Young Zhou, Moshe Isserles, A. Wong. Electroconvulsive Therapy with a Memory Reactivation Intervention for Post-Traumatic Stress Disorder: A Randomized Controlled Trial. 2020. https://doi.org/10.1101/2020.10.10.20210450
A randomized controlled trial pairing electroconvulsive therapy with traumatic memory reactivation found no significant improvement in PTSD symptoms compared to control.
See more details
D. Recher, Judith Rohde, Giulia Da Poian, Mirka Henninger, L. Brogli, R. Huber, W. Karlen, C. Lustenberger, Birgit Kleim. Targeted memory reactivation during sleep improves emotional memory modulation following imagery rescripting. 2024. https://doi.org/10.1038/s41398-024-03192-4
Targeted memory reactivation during sleep can successfully alter and improve emotional memory characteristics related to distress.
Chen J, Fang Z, Zhang X, Zheng Y, Chen Z. How Fear Memory is Updated: From Reconsolidation to Extinction?. 2025. https://doi.org/10.1007/s12264-025-01367-7
The review outlines how understanding fear memory reconsolidation and updating provides potential avenues for erasing maladaptive memories.
Shi Z, Wen K, Sammudin NH, LoRocco N, Zhuang X. Erasing "bad memories": reversing aberrant synaptic plasticity as therapy for neurological and psychiatric disorders.. 2025. https://doi.org/10.1038/s41380-025-03013-0
Targeting aberrant synaptic plasticity and memory mechanisms is proposed as a disease-modifying strategy for psychiatric disorders.
Serge A. Steenen, Roos van Westrhenen, J. de Lange, A. de Jongh. Updated and rectified meta-analysis shows no effect of propranolol versus placebo on traumatic memory reconsolidation disruption. 2022. https://doi.org/10.1503/jpn.220072-l
A meta-analytic re-analysis indicates that pharmacological interference with memory reconsolidation using propranolol lacks robust efficacy over placebo in clinical trials.
The paper trail · every fact has a biography
Challenge the receipt
Citation formatting by citeproc-js (Frank Bennett) and the Citation Style Language project. Source and licenses.
Terms · Privacy · How verdicts work · Dispute this receipt