Patients with hypersensitivity to naratriptan or any of the components.

Patients with history, symptoms, or signs of myocardial infarction, ischemic cardiac or angina inversa

Patients with history of cerebral vascular disturbance or transient ischaemic attack

Patients with peripheral vascular syndromes

Patients with uncontrolled hypertension

Patients with severe renal or hepatic impairment

Patients using treatment with another 5-HT1 agonist, an ergotamine-containing or ergot-type medication

Special Drug Use Investigation for AMERGE® Tablet (Long-term)