The optimized formula was A4B6C3. The percentage of microcrystalline CE and PVPP were respectively 11% and 15% , and the concentration of PVP30 was 7%.

• 优选处方为A4B6C3。 即:微晶纤维素含量为11%25,交联聚乙烯吡咯烷酮含量为15%25,聚乙烯吡咯烷酮K30浓度为7%25。