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Completed Phase 3 Interventional Results available

Study to Evaluate the Safety and Tolerability of Treatment With Atogepant 60 mg Daily for the Prevention of Migraine in Participants With Episodic Migraine

ClinicalTrials.gov ID: NCT03700320

Public ClinicalTrials.gov record NCT03700320. 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 Nov 5, 2026, 8:50 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3, Multicenter, Randomized, Open-label Study to Evaluate the Long-term Safety and Tolerability of Oral Atogepant for the Prevention of Migraine in Participants With Episodic Migraine

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will evaluate safety and tolerability of treatment with atogepant for the prevention of episodic migraine over the course of one year.

Study identification

NCT ID
NCT03700320
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Allergan
Industry
Enrollment
744 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 80 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 8, 2018 (Actual)
Primary completion
May 21, 2020 (Actual)
Completion
May 21, 2020 (Actual)
Last update posted
Jun 15, 2021

2018 – 2020

United States locations

U.S. sites
112
U.S. states
34
U.S. cities
103
Facility City State ZIP Site status
Clinical Research Advantage, Inc./Simon Williamson Clinic, PC Birmingham Alabama 35211 —
Achieve Clinical Research, LLC Birmingham Alabama 35216 —
Synexus Clinical Research US, Inc./East Valley Family Physicians PLC Chandler Arizona 85224 —
Synexus Clinical Research US, Inc./Desert Clinical Research, LLC Mesa Arizona 85213 —
Synexus Clinical Research US, Inc./Central Phoenix Medical Clinic, LLC Phoenix Arizona 85020 —
Anaheim Clinical Trials, LLC Anaheim California 92801 —
Hope Clinical Research Canoga Park California 91303 —
Pharmacology Research Institute Encino California 91316 —
Sun Valley Research Center, Inc. Imperial California 92251 —
Irvine Center for Clinical Research Irvine California 92614 —
Grossmont Center for Clinical Research La Mesa California 91942 —
Synergy San Diego Lemon Grove California 91945 —
Collaborative Neuroscience Network, LLC. Long Beach California 90806 —
Pharmacology Research Institute Los Alamitos California 90720 —
Pacific Research Partners, LLC Oakland California 94607 —
Excell Research, Inc. Oceanside California 92056 —
Desert Valley Research Redlands California 92374 —
Medical Center for Clinical Research San Diego California 92108 —
California Research Foundation San Diego California 92123-1881 —
Artemis Institute for Clinical Research San Marcos California 92078 —
California Medical Clinic for Headache Santa Monica California 90404 —
Encompass Clinical Research Spring Valley California 91978 —
Synexus Clinical Research US, Inc. Vista California 92083 —
Diablo Clinical Research, Inc Walnut Creek California 94598 —
Delta Waves, Inc. Colorado Springs Colorado 80918 —
Advanced Neurosciences Research, LLC Fort Collins Colorado 80528 —
MD Clinical Hallandale Florida 33009 —
Infinity Clinical Research Hollywood Florida 33024 —
Clinical Neuroscience Solutions Jacksonville Florida 32256 —
Health Awareness, Inc. Jupiter Florida 33458 —
Meridien Research Maitland Florida 32751 —
Well Pharma Medical Research, Corp. Miami Florida 33173 —
Sensible Healthcare LLC Ocoee Florida 34761 —
Clinical Neuroscience Solutions, Inc Orlando Florida 32801 —
Bioclinica Research Orlando Florida 32806 —
Infinity Clinical Research LLC Sunrise Florida 33351 —
Meridien Research Tampa Florida 33634 —
Premiere Research Institute West Palm Beach Florida 33407 —
Palm Beach Research Center West Palm Beach Florida 33409 —
Synexus Clinical Research US, Inc. Atlanta Georgia 30328 —
Atlanta Center for Clinical Research Atlanta Georgia 30331 —
Columbus Regional Research Institute Columbus Georgia 31904 —
iResearch Atlanta Decatur Georgia 30030 —
Clinical Research Atlanta Stockbridge Georgia 30281 —
Northwest Clinical Trials Boise Idaho 83704 —
Advanced Clinical Research Meridian Idaho 83642 —
Evanston Premier Healthcare Research LLC Evanston Illinois 60201 —
MidAmerica Neuroscience Research Foundation dba Rowe Neurology Institute Lenexa Kansas 66214 —
Kansas Institute of Research Overland Park Kansas 66211 —
Phoenix Medical Research, Inc. Prairie Village Kansas 66208 —
Kentucky Pediatric Research Bardstown Kentucky 40004 —
L-MARC Research Center Louisville Kentucky 40213 —
New Orleans Center for Clinical Research New Orleans Louisiana 70119 —
Community Clinical Research Network Marlborough Massachusetts 01752 —
Michigan Headache & Neurological Institute Ann Arbor Michigan 48104 —
Beyer Research Kalamazoo Michigan 49009 —
Clinical Research Institute, Inc. Minneapolis Minnesota 55402 —
Olive Branch Family Medical Center Olive Branch Mississippi 38654 —
ClinVest Springfield Missouri 65810 —
Meridian Clinical Research, LLC Norfolk Nebraska 68701 —
Quality Clinical Research Omaha Nebraska 68114 —
Meridian Clinical Research, LLC Omaha Nebraska 68134 —
Synexus Clinical Research US, Inc Omaha Nebraska 68144 —
Altea Research Institute Las Vegas Nevada 89102 —
Hassman Research Institutes Berlin New Jersey 08009 —
Amici Clinical Research Raritan New Jersey 08869 —
Princeton Center for Clinical Research Skillman New Jersey 08558 —
Bio Behavioral Health Toms River New Jersey 08755 —
Albuquerque Clinical Trials, Inc. Albuquerque New Mexico 87102 —
Dent Neurosciences Research Center Amherst New York 14226 —
Regional Clinical Research, Inc. Endwell New York 13760 —
Synexus Clinical Research US, Inc. Jamaica New York 11432 —
Central New York Clinical Research Manlius New York 13104 —
Rochester Clinical Research Rochester New York 14609 —
Upstate Clinical Research Associates, LLC Williamsville New York 14221 —
Plains Clinical Medical Clinic, LLC Fargo North Dakota 58104 —
Synexus Clinical Research US, Inc. Akron Ohio 44311 —
Synexus Clinical Research US, Inc. Cincinnati Ohio 45236 —
Rapid Medical Research, Inc. Cleveland Ohio 44122 —
Ohio Clinical Research, LLC Willoughby Hills Ohio 44094 —
IPS Research Company Oklahoma City Oklahoma 73106 —
Lynn Health Science Institute Oklahoma City Oklahoma 73112 —
Summit Research Network Portland Oregon 97210 —
Oregon Center for Clinical Investigations, Inc. Salem Oregon 97301 —
Lehigh Center for Clinical Research Allentown Pennsylvania 18104 —
Suburban Research Associates Media Pennsylvania 19063 —
Clinical Research of Philadelphia, LLC Philadelphia Pennsylvania 19114 —
Frontier Clinical Research, LLC Scottdale Pennsylvania 15683 —
Frontier Clinical Research, LLC Smithfield Pennsylvania 15478 —
Radiant Research, Inc. Anderson South Carolina 29621 —
Coastal Carolina Research Center Mt. Pleasant South Carolina 29464 —
Meridian Clinical Research, LLC Dakota Dunes South Dakota 57049 —
Volunteer Research Group Knoxville Tennessee 37920 —
CNS Healthcare - Memphis Memphis Tennessee 38119 —
Trinity Clinical Research Tullahoma Tennessee 37388 —
FutureSearch Trials of Neurology Austin Texas 78731 —
Tekton Research, Inc Austin Texas 78745 —
DiscoveResearch, Inc. Bryan Texas 77802 —
FutureSearch Trials of Dallas, LP Dallas Texas 75231 —
Earle Research Houston Texas 77058 —
Research Trials WorldWide, LLC Humble Texas 77338 —
Synexus Clinical Research US, Inc. San Antonio Texas 78229 —
ClinPoint Trials Waxahachie Texas 75165 —
J. Lewis Research, Inc./Foothill Family Clinic Draper Draper Utah 84020 —
Advanced Research Institute Ogden Utah 84403 —
Advanced Clinical Research West Jordan Utah 84088 —
Charlottesville Medical Research Center, LLC Charlottesville Virginia 22911 —
Clinical Research Associates of Tidewater Norfolk Virginia 23507 —
Tidewater Integrated Medical Research Virginia Beach Virginia 23454 —
Northwest Clinical Research Center Bellevue Washington 98007 —
Seattle Women's: Health, Research Seattle Washington 98105 —
SSM Dean Health Research Madison Wisconsin 53715 —

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 NCT03700320, 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 15, 2021 · Synced Nov 5, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03700320 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →