Rectifying pills generally refer to He Gastro Rectifying Pills, which are composed due to the combination of Chinese and Western medicine and contain belladonna extract, wood distillate, clove, cinnamon, licorice, menthol, benzyl salicylate, etc. The medication should be taken under the guidance of a doctor and should not be used blindly to avoid side effects such as dry mouth and constipation. Because of the belladonna extract contained in Hoguang Rectifier Pill, dry mouth, constipation, less sweating, dry skin, or dry mouth, nose, throat, and blurred vision may occur after taking it, which may lead to difficulty in urination due to relaxation of the bladder sphincter. Patients with prostate enlargement or glaucoma should not use Hoguang Rectifier Pill, as it may aggravate the discomfort after taking it. In addition, people who are allergic to Hoguang Rectifying Pill, lactating women and pregnant women should avoid using it. People with dry and hard stools and difficulty in defecation should not use it, as the wood distillation oil in the pill has an antidiarrheal effect and may aggravate constipation. It is mainly used in clinical practice for symptoms such as loss of appetite, stomach pain, abdominal pain, bloating and diarrhea caused by evil stagnation in the middle jiao. Be sure to avoid spicy and other stimulating foods such as barbecue and hot pot during the medication period.