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

New York Headache Center, New York

Jefferson Headache Center, Philadelphia

The Neurology and Headache Treatment Center (Innovative Clinical Research), Alexandria

The Headache Wellness Center, Greensboro

Neurology and Headache Specialists of Atlanta, Decatur

Neurology Clinical Research, Inc., Plantation

Nashville Neuroscience Center, Nashville

Cleveland Clinic Foundation, Cleveland

Cincinnati Headache Clinic, Cincinnati

Michigan Headache Pain & Neurological Institute, Ann Arbor

Henry Ford Hospital Department of Neurology, Detroit

Department of Neurology Mayo Clinic, Rochester

Diamond Headache Clinic, Chicago

Mercy Health Research, Chesterfield

Headache Care Center/Clinvest, Springfield

University of Oklahoma, Oklahoma City

Neurological Associates of Tulsa, Inc., Tulsa

Houston Headache Clinic, Houston

Valley Neurological Headache & Research Center, Phoenix

Neurological Associates of Tucson, Tucson

California Medical Clinic for Headache, Santa Monica

Northern California Headache Clinic, Mountain View

San Francisco Clinical Research Center, San Francisco

New England Center for Headache, PC, Stamford

Boston Clinical Research Center, Wellesley Hills

Dartmouth Hitchcock Medical Center, Lebanon