Abstract: Objective To compare the cost-effect of Pai Shi Ke Li and Potassium Sodium Hydrogen Citrate healing urinary system uric acid calculus. Methods 98 patients who suffered from urinary system calculus were randomly divided into two groups, administrated with Pai Shi Ke Li or Potassium Sodium Hydrogen Citrate,which was evaluated by cost-effect analysis of pharmacoeconomic. Results The effective rate of the Pai Shi Ke Li group was 76.9%,and the effective rate of Potassium Sodium Hydrogen Citrate was 78.3%. The rates of cost-effect were respectively 7.06 and 20.46. Conclusion Pai shi ke li is the better choice for urinary system calculus from pharmcoeconomic point of view.

Key words: Pai Shi Ke Li, Potassium Sodium Hydrogen Citrate, pharmcoeconomic