title: A double-blind, placebo-controlled study of Ru-Vert in patients with vertigo.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009539:Nicotinic Acids / Q000627:therapeutic use*; D010433:Pentylenetetrazole / Q000627:therapeutic use*; D010632:Pheniramine / Q000627:therapeutic use*; D010919:Placebos; D014717:Vertigo / Q000188:drug therapy*
chemical_list: D009539:Nicotinic Acids; D010919:Placebos; D010632:Pheniramine; D010433:Pentylenetetrazole