Abstract：Objective:To investigate the use of drugs and analyze the factors of irrational use of drugs of the outpatient prescriptions at dermatological department in our hospital, providing reference for the rational use of drugs and its macro management. Methods:The factors of irrational prescriptions were analysed with the use of the Pareto Diagram according to the type of irrational drug use and drug classification. The factors whose accumulative constituent ratio of the types of irrational drug use are 0%~80%, 80%~90%and 90%~100%were defined as main, secondary and general ones and marks as A, B and C, respectively. Results:Accumulative constituent ratio of repeated use and unreasonable use of the types of irrational drug use was 77.37%, 89.70%, respectively. Accumulative constituent ratio of antihistamine drugs and dermatological external preparations was 77.58%, 85.05%, respectively. Conclusion:The major events of irrational outpatient prescriptions of the dermatological department was repeated use of antihistamine drugs.
2013, Vol. 11 
