title: Treatment of intractable cluster.
mesh_terms: D003027:Cluster Headache / Q000188:drug therapy*; D003042:Cocaine / Q000627:therapeutic use; D005260:Female; D006633:Histamine Antagonists / Q000627:therapeutic use*; D006801:Humans; D008094:Lithium / Q000627:therapeutic use; D016651:Lithium Carbonate; D008297:Male; D014653:Vascular Headaches / Q000188:drug therapy*; D014700:Verapamil / Q000627:therapeutic use
chemical_list: D006633:Histamine Antagonists; D016651:Lithium Carbonate; D008094:Lithium; D014700:Verapamil; D003042:Cocaine