title: Abortive attacks in episodes of cluster headache.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006261:Headache / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010507:Periodicity; D014653:Vascular Headaches / Q000175:diagnosis* / Q000188:drug therapy