ClinicalTrials.gov record
Completed Phase 2Phase 3 Interventional Results available

Double-Blind Comparison of the Efficacy and Safety of C213 to Placebo for the Acute Treatment of Cluster Headaches

ClinicalTrials.gov ID: NCT04066023

Public ClinicalTrials.gov record NCT04066023. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 19, 2026, 6:31 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Randomized, Double-Blind, Multi-Center, Parallel-Group Comparison of the Efficacy and Safety of the C213 (Zolmitriptan Microneedle System) to Placebo for the Acute Treatment of Cluster Headaches

Study identification

NCT ID
NCT04066023
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
Zosano Pharma Corporation
Industry
Enrollment
42 participants

Conditions and interventions

Interventions

  • C213 Microneedle System Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 65 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 2, 2019
Primary completion
Apr 13, 2021
Completion
Apr 13, 2021
Last update posted
Jun 13, 2022

2019 – 2021

United States locations

U.S. sites
12
U.S. states
10
U.S. cities
12
Facility City State ZIP Site status
Keck Medicine of USC Los Angeles California 90033
Stanford University Palo Alto California 94304
California Medical Clinic for Headache Santa Monica California 90404
KI Health Partners LLC DBA New England Institute for Clinical Research Stamford Connecticut 06905
Atlanta Headache Specialists Atlanta Georgia 30328
New England Regional Headache Center, Inc. Worcester Massachusetts 01605
Nevada Headache Institute Las Vegas Nevada 89113
Dartmouth Hitchcock Medical Center Lebanon New Hampshire 03756
Dent Neuro Institute, Buffalo Amherst New York 14226
Jefferson Headache Center Philadelphia Pennsylvania 19107
University of Texas Southwestern Medical Center- Neurology Clinic Dallas Texas 75390
Medstar Georgetown University Hospital at McLean McLean Virginia 22101

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04066023, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 13, 2022 · Synced May 19, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04066023 live on ClinicalTrials.gov.

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