Acute Migraine

• Southview Medical Group, P.C. — Birmingham, Alabama, United States
• Simon-Williamson Clinic — Birmingham, Alabama, United States
• Achieve Clinical Research, LLC — Birmingham, Alabama, United States
• East Valley Family Physicians, PC — Chandler, Arizona, United States

• Montefiore Medical Center — The Bronx, New York, United States

• Clinical Research Advantage, Inc./Thunderbird Internal Medicine — Glendale, Arizona, United States
• The Research Center of Southern California — Carlsbad, California, United States
• Allergy and Asthma Specialists Medical Group and Research Center — Huntington Beach, California, United States
• Downtown LA Research Center — Los Angeles, California, United States

• Arizona Research Center — Phoenix, Arizona, United States
• Collaborative Neuroscience Network, LLC — Long Beach, California, United States
• Northern California Clinical Research Center — Redding, California, United States
• Breakthrough Clinical Trials — San Bernardino, California, United States

• Seoul National University Hospital — Seoul, South Korea

Not specified

• Birmingham, Alabama, United States
• Anaheim, California, United States
• San Francisco, California, United States
• Fort Lauderdale, Florida, United States

• Pamukkale University Hospital, Emergency Department — Denizli, Turkey (Türkiye)

• California Medical Clinic for Headache — Santa Monica, California, United States