A Study to Assess an Auto-injector Being Used to Treat a Migraine Attack

Inclusion Criteria

• •1. Adults 18 to 60 years of age
• •2. Prior effective use of injectable sumatriptan on at least two occasions within the last two months
• •3. At least two migraines per month suitable injectable sumatriptan
• •4. Capable of using a migraine self-injection auto-injector
• •5. Capable of distinguishing between migraine and other headache types (e.g., tension-type headache)