# PET Synaptogenesis After Psilocybin In DEpression Recovery

> **NCT05601648** · PHASE2 · WITHDRAWN · sponsor: **Washington University School of Medicine**

## Conditions studied

- Major Depressive Disorder
- Anhedonia

## Interventions

- **DRUG:** Psilocybin

## Key facts

- **NCT ID:** NCT05601648
- **Lead sponsor:** Washington University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2023-07-01
- **Primary completion:** 2025-01-01
- **Final completion:** 2025-07-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Due to negative results in similar trials using 11C-UCB-J
- **Last updated:** 2023-01-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05601648

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05601648, "PET Synaptogenesis After Psilocybin In DEpression Recovery". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT05601648. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*