Sumatriptan is not the only analgesic used inappropriately.
Goadsby
P J
PJ
D000700:Analgesics / Q000627:therapeutic use*; D006300:Health Services Misuse; D006801:Humans; D008881:Migraine Disorders / Q000188:drug therapy*; D019966:Substance-Related Disorders; D018170:Sumatriptan / Q000627:therapeutic use*
D000700:Analgesics; D018170:Sumatriptan