Abstract:Objective: To gain a clear idea of the drug Gualoupi and its adulterants. Method: Collecting data and spot investigating in 30 provinces,cities and autonomous regions in China. Result: Gualoupi used as drug in China consists of 15 species of Trichosanthes,1 species of Momordica,1 species of Citrullus and 1 species of Adenia(Passifloraceae). Conclusion: The main commodity is the rind of T.kirilowii or T.rosthornii, and the main adulterant is the rind of T.hupehensis.