There is no such thing as how long you can take the medication at most. The duration of the drug is mainly determined by the patient’s condition and the tolerance of the patient’s body, and the right treatment can receive good results. The medication has the effect of warming the middle and strengthening the spleen. It is used for spleen and stomach deficiency and coldness (weakness and coldness of the spleen and stomach), cold pain in the epigastric region (feeling cold pain in the stomach and abdomen), vomiting and diarrhea, and lack of warmth in the hands and feet. Slight vascular pain, drug fever, angioneurotic edema, urticaria, nausea, vomiting, gastrointestinal discomfort, intestinal cramps, diarrhea, jaundice, phlebitis, vascular pain, and elevated blood pressure are occasionally seen during administration of this drug. Avoid cold, raw and cold foods; this drug should not be taken when you have a cold. Taking this medicine needs to follow the doctor’s advice.