Ping Gastric San is a traditional Chinese medicine prescription and Xiang Sha Nourishing Stomach Pill is a proprietary Chinese medicine, both of which can be used to treat gastric discomfort, but their medication composition, functions and main treatments, and precautions are different. Differences in drug composition: Ping Stomach Pill consists of six drugs: Cangzhu, Houpu, orange peel, licorice, ginger and jujube; Xiangsha Nourishing Stomach Pill consists of Mu Xiang, Sha Ren, Atractylodes Macrocephalae, Chen Pi, Poria, Pinellia, Fragrance, Hovenia, Cardamom, and other medicines. Functions and treatments are different: the efficacy of the flat stomach powder is to dry dampness and transport the spleen, to move qi and stomach (by promoting the operation of qi to regulate the stomach and internal organs), the main treatment for the epigastric (abdomen) distension and fullness, do not think of food, tasteless, nausea and vomiting, belching and swallowing of acid (to the stomach up to the oral pharynx of the acid swallowed), heavy limbs, and so on. Xiangsha Nourishing Stomach Pill is effective in warming the middle and harmonizing the stomach (warming the spleen and stomach, harmonizing the stomach and internal organs), and is mainly used for treating gastric yang insufficiency resulting in lack of food and drink, vomiting of acid, fullness of the stomach and epigastric region, and tiredness of the limbs. Precautions are different: Ping Stomach San should not be used for people with deficiency of yin and stagnation of qi, and weakness of the spleen and stomach; the adverse reactions and contraindications of Xiangsha Nourishing Stomach Pill are not clear. If you need to use the medicine, you need to take it under the guidance of a traditional Chinese medicine practitioner, do not use it blindly, so as not to damage the body and aggravate the condition.