# Pilot Study: Effects of Psilocybin on Behavior, Psychology and Brain Function in Long-term Meditators

> **NCT01988311** · PHASE1 · COMPLETED · sponsor: **Johns Hopkins University** · enrollment: 10 (estimated)

## Conditions studied

- Psilocybin
- Hallucinogens
- Pharmacologic Actions
- Central Nervous System Agents
- Therapeutic Uses
- Psychotropic Drugs

## Interventions

- **DRUG:** psilocybin

## Key facts

- **NCT ID:** NCT01988311
- **Lead sponsor:** Johns Hopkins University
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-05
- **Primary completion:** 2014-01
- **Final completion:** 2014-05
- **Target enrollment:** 10 (ESTIMATED)
- **Last updated:** 2014-05-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01988311

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01988311, "Pilot Study: Effects of Psilocybin on Behavior, Psychology and Brain Function in Long-term Meditators". Retrieved via AI Analytics 2026-07-06 from https://api.ai-analytics.org/clinical/NCT01988311. Licensed CC0.

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