[Clinical trials of a serotonin antagonist: UML-491, in acrosyndromes and non-migrainous headache].
D000959:Antihypertensive Agents; D006261:Headache / Q000628:therapy*; D006801:Humans; D008784:Methysergide; D010292:Paresthesia / Q000628:therapy*; D012701:Serotonin; D012702:Serotonin Antagonists
D000959:Antihypertensive Agents; D012702:Serotonin Antagonists; D012701:Serotonin; D008784:Methysergide
HEADACHE/therapy; PARESTHESIA/therapy; SEROTONIN/antagonists