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The Acute and Long-term Impact of Support in Psilocybin Therapy for Depression: The Psilocybin Setting Trial (PSISET)

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-522961-31-01
Enrollment
180
Registered
2026-07-03
Start date
Unknown
Completion date
Unknown
Last updated
2026-07-03

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

Conditions

Depression

Brief summary

Between group differences (psychotherapy vs basic support) in MADRS score change from baseline to Week 10, Between group differences (psychotherapy vs SoC) in MADRS score change from baseline to Week 10

Detailed description

Between group differences (psychotherapy vs basic support and psychotherapy vs SoC)) in proportion of participants achieving ≥50% re duction in MADRS and remission (MADRS ≤10) at Week 10, 26, and 52, Between group differences in changes in MADRS-S, MDI, GAD-7, PHQ, WHOQOL-BREF, SWLS, MPFI, ECR-SF, TEQ and PSQI from base line to follow-ups, Correlation between measures of psychothera peutic mechanisms (WAI-SR, PBAT, qualitative interviews), and changes in treatment out comes, Correlation between measures of the psyche delic experience (MEQ30, 5D-ASC, EBI, CEQ, PMQ-SF, SDI-A, PEQ, qualitative interviews) and changes in treatments outcomes, Correlation between blood biomarkers (e.g., BDNF, inflammatory markers) and changes in treatment outcomes, Assessment of psychotic symptoms, suicidality, worsening of depressive symptoms and adverse events at follow-ups

Interventions

Sponsors

Kobenhavns Universitet, Koebenhavns Universitet
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Between group differences (psychotherapy vs basic support) in MADRS score change from baseline to Week 10, Between group differences (psychotherapy vs SoC) in MADRS score change from baseline to Week 10

Secondary

MeasureTime frame
Between group differences (psychotherapy vs basic support and psychotherapy vs SoC)) in proportion of participants achieving ≥50% re duction in MADRS and remission (MADRS ≤10) at Week 10, 26, and 52, Between group differences in changes in MADRS-S, MDI, GAD-7, PHQ, WHOQOL-BREF, SWLS, MPFI, ECR-SF, TEQ and PSQI from base line to follow-ups, Correlation between measures of psychothera peutic mechanisms (WAI-SR, PBAT, qualitative interviews), and changes in treatment out comes, Correlation between measures of the psyche delic experience (MEQ30, 5D-ASC, EBI, CEQ, PMQ-SF, SDI-A, PEQ, qualitative interviews) and changes in treatments outcomes, Correlation between blood biomarkers (e.g., BDNF, inflammatory markers) and changes in treatment outcomes, Assessment of psychotic symptoms, suicidality, worsening of depressive symptoms and adverse events at follow-ups

Outcome results

None listed

Source: EU CTIS · Data processed: Jul 4, 2026