OBJECTIVE： To analyze the situation of the minimum sales package unit， and to provide reference for standardizing package. METHODS： According to related regulations of New Edited Materia Medica （17th edition） and package inserts， 373 kinds of oral drugs， 57 kinds of oral drugs for lowering blood glucose， blood lipid and blood pressure， 6 kinds of second kind psychotropic oral drugs were analyzed statistically in respect of minimum sales package unit and medication duration. RESULTS： There were 30 kinds of minimum sale package unit for 373 oral drugs， among which common capacity were 20， 10， 100 grain/tablet/pill， accounting for 14.21％， 14.21％， 12.33％ respectively， and 57.11％ were used within 7 d. There were 13 kinds of minimum sale package unit for 57 oral drugs for lowering blood glucose， blood lipid and blood pressure， among which the common capacity were 7， 30， 14， 10 grain/tablet/pill， accounting for 33.34％， 14.04％， 14.04％， 14.04％ respectively， and 85.97％ were used within 14 d， indicating sales package unit often based on weekly dosage. Among 6 kinds of type Ⅱ psychotropic oral drugs， minimum sales package unit capacity of 3 kinds were all 20 grain/tablet/pill， and those of other 3 kinds were 10，7， 6 grain/tablet/pill； one of them were used more than 7 d. CONCLUSIONS： Minimum sales package unit is confirmed discretionarily. It is suggested that minimum sale package unit of oral drugs for lowering blood glucose， blood lipid and blood pressure should be packaged according to the dosage of 2 weeks to one nonth； the capacity of type Ⅱ psychotropic oral drugs is lower than the dosage of 7 days， and daily dose package is the best.