Adults 18 to 35, any sex, with Healthy or MDMA ('Ecstasy'). Patients with the condition only — healthy volunteers not accepted.
Results — posted to ClinicalTrials.gov
Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.
Responses to Affective TouchPrimary· End of study (time 0 and approximately six weeks later)
Participants will complete an affective touch task during which time they will rate pleasantness of touch on a likert scale of 1-7, with higher scores indicating greater ratings of pleasantness
Group
Value
95% CI
Placebo
-1.24
± 3.22
Low Dose MDMA
0.12
± 3.14
High Dose MDMA
0.19
± 2.25
Methamphetamine
0.25
± 2.68
Sponsor's own description
The study will improve our understanding of the "prosocial" effects of ± 3,4-Methylenedioxymethamphetamine (MDMA), relative to a prototypical stimulant, methamphetamine (MA). The investigators seek to characterize the "uniquely social" effects of MDMA.
Publications & conference data
2 peer-reviewed publications reference this trial (live from Europe PMC):
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Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by University of Chicago
Last refreshed: 5 January 2024
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03790618.