a rare painful recurring headache consisting of intense pain that is concentrated around or behind one eye; the pain is sharp or stabbling and is not throbbing; cluster headaches debilitating headaches that occur in groups or clusters; the pain has a duration of 15 minutes to three hours and tends to occur at night or regularly during the day; clus...

Cluster Headaches - Medications Medicines may stop a cluster headache after it starts and prevent additional headaches from occurring. Finding the right medicine can take some time. You may need a combination of medicines to effectively treat your cluster headaches. Medication Choices Treatments used to stop cluster headaches are called abortive...