title: [Clinical observation of effect on tongmai yizhi capsule in treating vascular dementia].
abstract: OBJECTIVE
  To observe the effect of Tongmai Yizhi capsule (TMYZC) on learning in patients of vascular dementia (VD).
  
  
  METHODS
  Thirty patients of VD were treated by oral administration of TMYZC, the changes in them before and after treatment were observed and compared with those in the 20 patients treated with hydergine as control.
  
  
  RESULTS
  The total effective rate in the TMYZC treated group was 70.67% while that in the control group was 70.00%, the difference between the two groups was insignificant.
  
  
  CONCLUSIONS
  Both TMYZC and hydergine have the effects of dilating blood vessels, increasing the cerebral blood flow, lowering the hyper-coagulative status and improving the free radical scavenging capability of patients.
authors.affiliation: China-Japan Friendship Hospital, Beijing 100029.
authors.forename: X P
authors.initials: XP
authors.lastname: Yan
authors.forename: H
authors.initials: H
authors.lastname: Wang
authors.forename: T Z
authors.initials: TZ
authors.lastname: Zhang
mesh_terms: D000368:Aged; D002214:Capsules; D002560:Cerebrovascular Circulation / Q000187:drug effects*; D015140:Dementia, Vascular / Q000097:blood / Q000188:drug therapy*; D004365:Drugs, Chinese Herbal / Q000627:therapeutic use*; D005260:Female; D016166:Free Radical Scavengers / Q000627:therapeutic use; D006801:Humans; D008297:Male; D008875:Middle Aged; D008517:Phytotherapy
chemical_list: D002214:Capsules; D004365:Drugs, Chinese Herbal; D016166:Free Radical Scavengers; C000617194:tongmai yizhi