How it works
Migraine headaches are thought to result from the dilatation of blood vessels in the head. Naratrex 2.5mg tablet works by constricting (narrowing) these blood vessels, thereby relieving the migraine headaches.
Common side effects
Throat pain, Weakness, Sleepiness, Dizziness, Nausea, Dry mouth, Jaw pain, Sensation of heaviness, Neck pain, Warm sensation, Paresthesia (tingling or pricking sensation).