# LSD to Improve Cluster Headache Impact Trial

> **NCT05477459** · PHASE2 · RECRUITING · sponsor: **Radboud University Medical Center** · enrollment: 65 (estimated)

## Conditions studied

- Chronic Cluster Headache

## Interventions

- **DRUG:** LSD tartrate
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT05477459
- **Lead sponsor:** Radboud University Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-04-16
- **Primary completion:** 2027-04
- **Final completion:** 2027-04
- **Target enrollment:** 65 (ESTIMATED)
- **Last updated:** 2025-04-15

## Collaborators

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- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05477459

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05477459, "LSD to Improve Cluster Headache Impact Trial". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT05477459. Licensed CC0.

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