Radix Astragali Oral Liquid, which belongs to the category of tonic Chinese patent medicines, can be used to improve the weakness of body qi and limb weakness. The main ingredients of Radix Astragali Oral Liquid are Radix et Rhizoma Ginseng and Radix Astragali, which have the effect of tonifying the central qi. Astragalus Oral Liquid can be used to treat the deficiency of spleen and lung qi, the spleen is not healthy, the lung is not purging due to the deficiency of labor, the symptoms of chest tightness and shortness of breath, spontaneous sweating (sweating involuntarily during the daytime, sweating is aggravated by the slightest movement), easy to catch a cold in the usual way, eating less, stomach and epigastric discomfort, tiredness and fatigue (tiredness and fatigue), loose stool, yellowish color (yellowish color and no luster), dizziness and forgetfulness, light tongue and moss, weak pulse, etc. The adverse effects are not clear, but it can be used to improve the body weakness. Its adverse reactions are not clear, but during the drug should avoid eating greasy food, so as not to affect the therapeutic effect of the drug; where the spleen and stomach weakness, vomiting and diarrhea, abdominal distension and loose stools (feces thin and not shaped), cough and phlegm with caution; patients with colds and flu should not be taken; the drug should be taken before meals. Specific use should also carefully read the instructions and consult a physician or pharmacist.