OBJECTIVE:To probe into the application rationality of drugs in outpatient and emergency dermatology in a grade Ⅲ level A hospital（hereinafter referred to as"the hospital"）

and to investigate the application status

so as to promote the rational drug application in dermatology department.METHODS:Retrospective analysis method was adopted

with a ratio of 10%

the total outpatient and emergency prescriptions of the hospital were randomly selected from Oct.to Dec.2018

including 160 582 prescriptions in dermatology.Evaluation and analysis were performed on the application rationality.RESULTS:Among the 160 582 prescriptions

807 were irrational prescriptions

accounting for 0.5% of the total prescriptions.The types of irrational prescriptions were respectively repeated medication（460 prescriptions

57.0%）

inappropriate route of administration（191 prescriptions

23.7%）

and improper indications（139 prescriptions

17.2%） and drug interactions（17 prescriptions

2.1%）.CONCLUSIONS:The application of drugs in outpatient and emergency dermatology is basically rational

yet there are certain problems in the repeated medication and the route of administration.There may be potential interaction of drugs in some prescriptions

which deserves more attention.