Pepper water has the efficacy of warming the middle and relieving pain (relieving pain by warming the spleen and stomach), killing worms and relieving itching, and can be used to relieve cold pain in the epigastric region, diarrhea and vomiting, eczema, and abdominal pain from worms and accumulations of worms. But note that a single Chinese medicine role is weak, can be in the identification of traditional Chinese medicine under the guidance of other drugs used together to achieve the best therapeutic effect. Peppercorns are pungent, warm and dry, entering the spleen and stomach meridian, dispersing cold condensation to be able to relieve pain. It can be used in combination with galangal and pulsatilla to treat cold pain in the epigastrium (cold pain in the stomach, epigastrium and abdomen) caused by the stagnation of cold evils. It can be used with ginger and half-summer to treat cold stomach and vomiting. For the treatment of diarrhea due to coldness in the spleen and stomach, it can be used with Atractylodes macrocephala and nutmeg. Pepper is pungent and warm, and has the function of driving away roundworms. If with umeboshi, dry ginger, Huanglian, etc., can be used for abdominal pain, often since the vomiting roundworm, or hands and feet cold roundworm syncope. Pepper externally, there are dry dampness and kill insects to stop itching, often used in women’s vaginal itching, eczema itching. Can be used with bitter ginseng, snakebeds and so on. Pepper is hot and pungent, easy to injure the yin and move the fire, yin deficiency and internal heat should be used with caution. If you need to use this medicine, it is recommended under the guidance of a doctor.