Calcium channel blockers, such as nimodipine, verapamil, diltiazem, or nifedipene. Serotonin antagonists, especially methysergide and cyproheptadine. Anticonvulsants, specifically divalproex sodium. Anticonvulsants, such as phenytoin, but not divalproex sodium. Cluster headaches are more common in men than in women.
Attacks generally occur daily for several weeks, and then are absent for several months or years.
The attacks last anywhere from 15 minutes to three hours, and often come on during the night. Related symptoms include tearing, runny or stuffy nose, or facial sweating, all on the side of your head where the pain is felt. When cluster headaches are absent for no more than a week during a period of at least a year, the condition is classified as chronic cluster headaches. These headaches generally do not run in families. Drugs that relieve cluster headaches These headaches are sometimes difficult to treat because many last only 20 to 30 minutes.