# The Will Erwin Headache Research Center - Cluster Headache Study

> **NCT02910323** · — · RECRUITING · sponsor: **The University of Texas Health Science Center, Houston** · enrollment: 1500 (estimated)

## Conditions studied

- Cluster Headache
- Cluster Headaches and Other Trigeminal Autonomic Cephalgias
- Paroxysmal Hemicrania
- SUNCT
- Hemicrania Continua
- Trigeminal Neuralgia

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT02910323
- **Lead sponsor:** The University of Texas Health Science Center, Houston
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2016-07-12
- **Primary completion:** 2035-12
- **Final completion:** 2035-12
- **Target enrollment:** 1500 (ESTIMATED)
- **Last updated:** 2026-02-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02910323

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02910323, "The Will Erwin Headache Research Center - Cluster Headache Study". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT02910323. Licensed CC0.

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