Objective: To establish the quality standard for Penyankang Suppository. Method: Thin Layer Identification (TLC) was used for the qualitative identification of Caulis Sargentodoxae, Radix Salviae Miltiorrhizae, Rhizoma Corydalis and Rhizom Sparganii. High performance liquid chromatography (HPLC) was used to determine the contents of salvianolic acid B and tetrahydropalmatine. Results: Thin Laye...