Pericarpium Citri Reticulatae has the functions of regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), drying dampness and resolving phlegm (removing phlegm in the body with dampness-drying medicines); Astragalus Membranaceus has the functions of strengthening the spleen and nourishing the middle, elevating yang and lifting up the sun (elevating yang qi in the body in order to lift up the sunken organs), benefiting the guards and consolidating the surface, diuretic, and supporting toxins to produce muscle (expelling toxins and promoting muscle growth and healing of wounds). 1. Pericarpium Citri Reticulatae: Indications of Qi stagnation in the spleen and stomach, vomiting, eructation (hiccups), damp phlegm, coughing with cold phlegm, and chest paralysis (tightness and pain in the chest). Caution should be exercised in cases of qi deficiency, dry cough with deficiency of yin, vomiting of blood, red tongue with little fluid, and internal solid heat. 2. Astragalus: the main treatment of spleen qi deficiency, qi deficiency sweating (involuntary sweating during the day, sweating is aggravated by the slightest movement), qi and blood deficiency, sores and ulcers are difficult to ulcerate and hard to putrefy, or ulcers are difficult to converge for a long time, and so on. Where the surface of the real evil, sores and ulcers at the beginning, or after the ulcer is still full of heat and toxicity, should not be used. If you need to use the drug, you should go through the doctor’s diagnosis and follow the doctor’s instructions to standardize the treatment.