The purpose of this study is to look into the safety and efficacy of atogepant in the prevention of migraine
- At least a 1-year history of migraine
- History of 4 to 14 migraine days (see Section 8.1.1 for definition) per month on average in past 3 months
- a. Failed oral migraine medications from 2 to 4 of the medication classes as listed below:
i. Propranolol, metoprolol, atenolol, bisoprolol, timolol, or nadolol;
ii. Topiramate;
iii. Flunarizine;
iv. Valproate or divalproex;
v. Amitriptyline or nortriptyline;
vi. Venlafaxine or desvenlafaxine;
vii. Lisinopril;
viii. Candesartan;
ix. Locally approved products (eg, oxeterone or pizotifen)
b. Failed at least one treatment from the list below:
i. Propranolol OR metoprolol;
ii. Topiramate;
iii. Flunarizine;
iv. Amitriptyline