title: Interval therapy of migraine: long-term results.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000639:Amitriptyline / Q000008:administration & dosage; D003533:Cyproheptadine / Q000008:administration & dosage; D004874:Ergonovine / Q000008:administration & dosage; D004878:Ergotamine / Q000008:administration & dosage; D006801:Humans; D008875:Middle Aged; D008881:Migraine Disorders / Q000188:drug therapy* / Q000517:prevention & control; D010208:Papaverine / Q000008:administration & dosage; D010624:Phenelzine / Q000008:administration & dosage; D011433:Propranolol / Q000008:administration & dosage; D013997:Time Factors
chemical_list: D000639:Amitriptyline; D003533:Cyproheptadine; D011433:Propranolol; D010208:Papaverine; D010624:Phenelzine; D004878:Ergotamine; D004874:Ergonovine