MIGRAINOUS NEURALGIA.
D035843:Biomedical Research; D003933:Diagnosis; D004358:Drug Therapy; D004878:Ergotamine; D005156:Facial Neuralgia; D006801:Humans; D008784:Methysergide; D008881:Migraine Disorders; D009437:Neuralgia; D010919:Placebos
D010919:Placebos; D004878:Ergotamine; D008784:Methysergide
CLINICAL RESEARCH; DIAGNOSIS; DRUG THERAPY; ERGOTAMINE; FACIAL NEURALGIA; METHYSERGIDE; MIGRAINE; PLACEBOS