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Psilocybin-Assisted Psychotherapy for Posttraumatic Stress Disorder in Military Veterans: A Pilot Feasibility Study

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-521488-11-00
Enrollment
12
Registered
2026-06-22
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Posttraumatic stress disorder

Brief summary

Number, percentage and reasons of screen failures and drop-out, Descriptive statistics of the scores on the Treatment Acceptability/Adherence Scale (TAAS-M), measured post-treatment (Visit 16), Qualitative analysis of semi-structured interviews conducted with participants post-treatment (Visit 16), Mean change in CAPS-5-R Total Severity Score from Baseline (Visit 4) to 13 weeks post Baseline (Visit 15)., Severity, incidence and frequency of adverse events (AEs), serious adverse events (SAEs), suicidal ideation and behavior, concomitant medication use, and vital signs throughout the study, Descriptive statistics of changes in Columbia Suicide Severity Rating Scale (C-SSRS) scores, Descriptive statistics of concomitant medication use, Mean changes in blood pressure, heart rate, and body temperature from pre-psilocybin administration to end of each Psilocybin Session

Detailed description

Mean change in Sheehan Disability Scale Total Severity Score from Baseline (Visit 4) to 13 weeks post Baseline (Visit 15)., Mean change in Beck's Depression Inventory-II Total Severity Score from Baseline (Visit 4) to 13 weeks post Baseline (Visit 15)

Interventions

DRUGPEX010 Psilocybin Capsules (5 mg Psilocybin)

Sponsors

ARQ National Psychotrauma Centrum
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Number, percentage and reasons of screen failures and drop-out, Descriptive statistics of the scores on the Treatment Acceptability/Adherence Scale (TAAS-M), measured post-treatment (Visit 16), Qualitative analysis of semi-structured interviews conducted with participants post-treatment (Visit 16), Mean change in CAPS-5-R Total Severity Score from Baseline (Visit 4) to 13 weeks post Baseline (Visit 15)., Severity, incidence and frequency of adverse events (AEs), serious adverse events (SAEs), suicidal ideation and behavior, concomitant medication use, and vital signs throughout the study, Descriptive statistics of changes in Columbia Suicide Severity Rating Scale (C-SSRS) scores, Descriptive statistics of concomitant medication use, Mean changes in blood pressure, heart rate, and body temperature from pre-psilocybin administration to end of each Psilocybin Session

Secondary

MeasureTime frame
Mean change in Sheehan Disability Scale Total Severity Score from Baseline (Visit 4) to 13 weeks post Baseline (Visit 15)., Mean change in Beck's Depression Inventory-II Total Severity Score from Baseline (Visit 4) to 13 weeks post Baseline (Visit 15)

Outcome results

None listed

Source: EU CTIS · Data processed: Jun 23, 2026