The composition, efficacy and indications of these two drugs are different, if you want to take the above drugs, you should take them under the guidance of a doctor. 1. Different ingredients: the ingredients of Pinggongsan are ginger, Chenpi, Houpu, jujube, Cangzhu, and licorice; the ingredients of Pingulongsan are atractylodes macrocephala, licorice, cuttlebone, Houpu, cypress, gynostemma saponin, and sea buckthorn. 2. Differences in efficacy: the main efficacy of PINGGUSAN is to dry dampness and transport the spleen, and to move qi and stomach (to regulate the stomach and internal organs by promoting the operation of qi); and the main efficacy of PINGGUSAN is to strengthen the spleen and stomach (to restore the function of the spleen and stomach), to clear away heat and dissolve dampness and to regulate qi. 3. Indications: Pinggong San is mainly used for treating dampness stagnation in the spleen and stomach, which is characterized by fullness in the epigastrium (abdomen), inappetence, tastelessness, nausea and vomiting, ambiguous qi and swallowing of acid (swallowing of acid in the stomach upward to the oropharynx), heaviness of the limbs, laziness and lethargy, and often more self-production, with a white, greasy, and thick coating on the tongue, and a slow pulse. Ping Ulcer San is mainly used for peptic ulcer, chronic gastritis and reflux esophagitis caused by damp-heat in the spleen and stomach (the spleen and stomach feeling damp-heat evil qi). The adverse reactions and contraindications of the above drugs are not clear, such as the need for medication is recommended to visit the hospital, under the guidance of the doctor to choose the right drug for themselves.