Comparison of Dissolution Rates of Levofloxacin Tablets Produced by 4 Manufactures / 中国药房

ABSTRACT

OBJECTIVE:To compare the dissolution rates of levofloxacin tablets produced in 4 domestic pharmaceutical manufacturers in order to provide the evidence for its clinical use.METHODS:UV spectrohpotmetry was used to determine the cumulative dissolution rates of these 4 kinds of levofloxacin tablets at different time points,the dissolution parameters of T50,Td,T80,and M were calculated by Weibull formula,then variance analysis was made.RESULTS:The dissolution rates of these 4 kinds of levofloxacin tablets all met the standards recorded in 2000 edition of China Pharmacopoeia,but significant differences were found in parameters of T50,Td,T80,and M(P