Peppercorns in water may have the effect of warming the middle and relieving pain, but the water may not be able to completely analyze the active ingredients of peppercorns, so its efficacy is limited, and it is recommended that the patient follow the doctor’s instructions for the use of medication. Pepper belongs to a kind of traditional Chinese medicine, for the rue family pepper plant green pepper, pepper dry mature pericarp. Its flavor is pungent, warm; to the spleen, stomach, kidney three meridians. It has the efficacy of warming the middle, killing insects and relieving itching, and is mainly used for treating cold pain in the epigastric region (stomach and abdomen feel cold and painful), vomiting and diarrhea, and abdominal pain caused by insects; and externally for treating eczema and vaginal itching. Peppercorns are warm in nature, easy to injure fluid, so Yin deficiency and fire (Yin essence deficiency in the body, the appearance of excessive fire) is prohibited, pregnant women should be used with caution. It is recommended that patients consult a doctor’s advice before using the drug, do not self-medication, so as not to delay the condition.