Thin layer chromatography was performed to identify the ingredients of Effervescent Granules for arresting cold pain (Hantongding Paoteng Chongji). The limited doses of aconitine, granularity, moisture, acidity, sugar content, etc. were detected, and the contents of paeoniflorin, glycyrrhetinic acid and total alkaloids were determined. Thus, the quality standards for pharmaceutical preparation were preliminarily worked out.