鸭跖草(Commelina communis L.),味甘淡微寒,能清热解毒,利水消肿,用于上感发热,尿路感染,咽喉肿痛,痈疖疔毒等,用量9～30g。据报道其主要成分有花色甙类、飞燕草甙(delphin)、阿乌巴甙(awobanin)、鸭跖草素(commelinin)、氨基酸、黄酮和无机盐等。近年来鸭跖草用于退热和治疗丹毒、麦 Commelina communis L., sweet and light slightly cold, can clear away heat and detoxification, diuresis, swelling, for the upper sense of fever, urinary tract infection, sore throat, detoxification, etc., dosage 9 ~ 30g. According to reports, its main components are anthraquinones, delphin, awobanin, commelinin, amino acids, flavones and inorganic salts. In recent years, duckweed has been used for fever and treatment of erysipelas and wheat.