Pepper, as a kind of Chinese medicine, has the effect of warming the middle and dispersing the cold (dispelling the cold with medicine that warms the spleen and stomach), and moving the qi and relieving pain (relieving pain by regulating the body’s qi). However, it is difficult to utilize the medicinal effect of pepper by fumigating with water, and it cannot play a role in treating diseases. Peppercorns for the seeds of the Rutaceae plant pepper, with warming qi, dispersing cold pain (through the removal of cold in the body to relieve pain) and insecticidal effects, mainly used for the treatment of food accumulation (indigestion of food and stagnation in the stomach), abdominal cold pain, vomiting, do not think of food, coughing and wheezing, wind-cold paralysis, diarrhea, hernia, toothache, pinworms, ascaridiasis, itching and scabies. It should be noted that Yin deficiency and fire (Yin essence deficiency in the body, the emergence of excessive fire) is prohibited, pregnant women should be cautious. It should be noted that pepper water fumigation can not achieve the role of the treatment of disease, if the body feels unwell, it is recommended to go to the hospital as soon as possible, under the guidance of the doctor for scientific treatment, do not avoid medical treatment, not to mention the use of medication, so as not to delay the condition, affecting the follow-up treatment.