title: Clinical effectiveness of calcium entry blockers in prophylactic treatment of migraine and cluster headaches.
mesh_terms: D000328:Adult; D002121:Calcium Channel Blockers / Q000627:therapeutic use*; D002560:Cerebrovascular Circulation / Q000187:drug effects; D002986:Clinical Trials as Topic; D003027:Cluster Headache / Q000188:drug therapy*; D004305:Dose-Response Relationship, Drug; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008881:Migraine Disorders / Q000188:drug therapy*; D009539:Nicotinic Acids / Q000627:therapeutic use; D009543:Nifedipine / Q000627:therapeutic use; D009553:Nimodipine; D011897:Random Allocation; D014653:Vascular Headaches / Q000188:drug therapy*; D014666:Vasomotor System / Q000187:drug effects; D014700:Verapamil / Q000627:therapeutic use
chemical_list: D002121:Calcium Channel Blockers; D009539:Nicotinic Acids; D009553:Nimodipine; D014700:Verapamil; D009543:Nifedipine