Inclusion Criteria:

• Consented males and nonpregnant females using adequate contraception, between 18 and 65 years of age, with at least 1-8 migraines per month for past 3 months. Eligible subjects must have been discontinued from eletriptan treatment within the past year due to poor response and/or intolerance.

Subjects were excluded for confirmed or suspected ischemic heart disease, uncontrolled hypertension at screening; a history of epilepsy or structural brain lesions which lowered the convulsive threshold; confirmed or suspected cardiovascular, cerebrovascular, peripheral vascular, congenital heart disease, or ischemic bowel disease; impaired hepatic or renal function; basilar or hemiplegic migraine. Other exclusion criteria included use of a monoamine oxidase inhibitor within 2 weeks before screening; ergot prophylactics in past 3 months; anticoagulants; opioid narcotics in past 6 months, had evidence of alcohol or substance abuse; recent gastric bypass surgery or other GI bleeding disorders, inflammatory bowel disease; ACE inhibitors; or any concurrent medical or psychiatric condition that in the investigator's opinion could affect interpretation of efficacy or safety information or which otherwise contraindicated participation in the study.