Stomach Su Granules are usually taken for 15 days as a course of treatment, but how many courses need to be taken depends on the patient’s condition and cannot be generalized. Gastric Su Granules is composed of Perilla stalks, Fragrant ferns, Pericarpium Citri Reticulatae, Citron, Fructus Citri Reticulatae, Citrus Aurantium, etc. It can regulate qi and eliminate flatulence (rationalize qi and eliminate bloating), harmonize the stomach and alleviate pain. It is mainly used for treating Qi stagnation-type stomach and epigastric pain. Symptoms include distension and pain in the stomach and epigastrium, spreading to the two hypochondriums. It is relieved by belching (burping) or farting, and is aggravated by emotional depression. The above symptoms can be seen in patients with chest tightness, poor appetite, poor bowel movement and chronic gastritis. After taking Gastric Su Granules, there may be dry mouth, noisy (stomach similar to hunger, emptiness with burning sensation) and other discomforts, pregnant women should not use. It is recommended to use the medicine under the guidance of a doctor.