Clamshell Stomach San is generally not damaging to the stomach if used correctly, but note that this is a health supplement and not a substitute for regular medication. Clamshell Stomach San is composed of squid, Dianthus, rhubarb, mint and other drugs, which has the effect of strengthening the stomach and nourishing the spleen, and can be used to improve gastric pain, liver pain, back pain, pain in accumulation, hunger pain, satiety pain, as well as the top of the gas, regurgitation, bloating, fullness, and other discomforts. It should be noted that pregnant women and allergic patients are prohibited, and allergic individuals should be cautious. Avoid smoking, drinking, spicy and stimulating food during the medication. Clamshell Stomach San is a health care product, if there is any discomfort, you should go to the hospital immediately, and should not be taken for a long time. In addition, its adverse reactions are not clear, you need to strictly follow the doctor’s instructions to use the drug, do not blindly use the drug to avoid adverse effects.