Cluster headache refers to the characteristic grouping or clustering of attacks. Cluster headaches may also be known as histamine headache, red migraine, Horton’s headache, and cephalalgia or sphenopalatine neuralgia. The headache periods can last several weeks or months, and then disappear completely for months or...

Treatment options for the severely painful condition called cluster headache are limited. Because triptans are used successfully to treat migraine attacks, researchers from Oxford, England, believed they might also be useful for cluster headache. To determine their effectiveness, they analyzed six well-controlled studies of triptans...