Contra-indicated in patients with Wolff-Parkinson-White syndrome, peripheral vascular disease, ischemic bowel disease, uncontrolled hypertension, severe hepatic impairment or a history of coronary artery disease, coronary vasospasm, stroke, transient ischemic attack, or hemiplegic or basilar migraine; or with recent (within 24 hours) use of another 5-HT1 agonist (e.g. another triptan) or an ergotamine-containing medication, or current or recent (past 2 weeks) use of a monoamine oxidase-A inhibitor.