# A Phase III Study of Civamide Nasal Solution (Zucapsaicin) for the Treatment of Episodic Cluster Headache

> **NCT00033839** · PHASE3 · COMPLETED · sponsor: **Winston Laboratories** · enrollment: 60 (—)

## Conditions studied

- Episodic Cluster Headache

## Interventions

- **DRUG:** Civamide (Zucapsaicin)

## Key facts

- **NCT ID:** NCT00033839
- **Lead sponsor:** Winston Laboratories
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2002-01
- **Primary completion:** 2003-07
- **Final completion:** 2003-07
- **Target enrollment:** 60 (—)
- **Last updated:** 2011-06-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00033839

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00033839, "A Phase III Study of Civamide Nasal Solution (Zucapsaicin) for the Treatment of Episodic Cluster Headache". Retrieved via AI Analytics 2026-09-21 from https://api.ai-analytics.org/clinical/NCT00033839. Licensed CC0.

---

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