Objective: To separate and determine the contents of Naringin in baojiwan pills.Methods: Naringin were detected by thin-layer chromatography.The contents of Naringin in baoji pills was determined by HPLC with Hypersil ODS column,and methanol:acetic acid:water(35:4:61) as a mobile phase,the detection wave length at 283nm.Results: Naringin showed a good linear relationship at a range of 0.06-0.54 mg(r=0.9999),the average recovery was 97.74%and RSD was2.49%.Conclusion: The method is accurate and reliable,and can be used to control the quality of Baoji pills.