Three-day blues after ecstasy/MDMA use: Evidence from a longitudinal and daily analysis in the European nightlife scene

Matthijs Blankers, Ruben van Beek, Desirée Spronk, Wouter den Hollander, Rosa Andree, Tom P. Freeman, Meryem Grabski, H. Valerie Curran, Jon Waldron, Margriet W. van Laar

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Abstract

Background: There is a lack of understanding of the nature of the post-acute affective response in the days after ecstasy/3,4-Methylenedioxymethamphetamine (MDMA) use and whether this is associated with ecstasy/MDMA use or circumstantial factors. In the three days following ecstasy/MDMA use, we evaluated whether a drop in mental well-being is observed and can be related to ecstasy use. Methods: Data for this study were obtained from a longitudinal and momentary analysis in the European nightlife scene (ALAMA study). Using ecological daily assessment, participants were asked to complete a daily 3-minute questionnaire for 35 days. Young adults (age 18–34) from the United Kingdom (n = 120) and the Netherlands (n = 124) who use ecstasy/MDMA were recruited in the nightlife scene and using social media campaigns. Substance use, psychological well-being and pathology, sleep quality, harm reduction behaviours, and socio-demographics data were collected digitally through a smartphone app. Results: Participants reported on average a significant drop in mental well-being in the three days following ecstasy/MDMA use (B=-0.14, SE=0.04, p < .001) even when accounting for other substance use, socio-demographics, applied harm reduction strategies, measures of depression, anxiety and sleep quality. For commonly used substances other than ecstasy/MDMA and cocaine, no significant associations with mental well-being in the three days following their use were found. Conclusions: A drop in mental well-being in the three days following ecstasy/MDMA use was associated with ecstasy/MDMA use, in addition to other factors such as (co-)use of other substances, especially cocaine, sleep duration and quality in the days following use, and baseline levels of depression and anxiety.

Original languageEnglish
Article number112881
JournalDrug and Alcohol Dependence
Volume276
Early online date12 Sept 2025
DOIs
Publication statusPublished - 1 Nov 2025

Data Availability Statement

The data that support the findings of this study are not publicly
available for third parties due to privacy and ethical restrictions. The
corresponding author can be contacted for data requests that are
intended to be used for scientific research projects. Considering these
privacy and ethical restrictions, the authors will consider each request
and decide whether and which data can be made available for this
purpose.

Funding

This study was funded by ZonMw / ERANID European Research Area Network on Illicit Drugs - Towards integrated European research in illicit drugs. The UK data collection and delivery of participants’ rewards was funded by the National Institute for Health Research (NIHR) Policy Research Programme (project ref. PR-ST-0416–10003), again within the ERANID network. The funders had no role in the design of the study and during its execution, analyses, interpretation of the data or the decision to submit results.

FundersFunder number
National Institute for Health ResearchPR-ST-0416–10003

Keywords

  • Anxiety
  • Ecological daily assessment
  • Ecological momentary assessment
  • Ecstasy
  • MDMA
  • Mood
  • Nightlife

ASJC Scopus subject areas

  • Toxicology
  • Pharmacology
  • Psychiatry and Mental health
  • Pharmacology (medical)

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