Clonidine in migraine.
D000959:Antihypertensive Agents / Q000627:therapeutic use*; D003000:Clonidine / Q000627:therapeutic use; D006801:Humans; D007093:Imidazoles / Q000627:therapeutic use*; D008881:Migraine Disorders / Q000188:drug therapy*; D013997:Time Factors
D000959:Antihypertensive Agents; D007093:Imidazoles; D003000:Clonidine