Pepper ginger water that pepper, ginger boiled water or bubble water, contraindications are yin deficiency fire and other people, should be used in accordance with medical advice. Peppercorns should be used with caution in the case of yin deficiency and fire exuberance. Ginger is prohibited in solid heat and Yin deficiency internal heat. Therefore, peppercorns and ginger boiled or infused water is prohibited for the above people. Adverse effects of pepper and ginger are not clear. Pepper is effective in warming the middle and relieving pain (relieving pain by warming the spleen and stomach), relieving itching and killing worms. It is used in treating abdominal pain due to accumulation of worms, cold pain in the epigastric region (cold pain in the stomach and abdomen), diarrhea and vomiting; and externally for treating itchy nether regions and eczema. Ginger is used to dissolve phlegm and relieve cough, detoxify fish and crab, disperse cold and relieve cold, stop vomiting and warm the middle. It is used for wind-cold cold, cold stomach and vomiting, fish and crab poisoning, cold phlegm and cough. It should be noted that pepper and ginger in water or boiled water to drink tea with a limited number of active ingredients, can not replace the role of drugs. Therefore, if you need to treat the disease, it is recommended to consult a doctor in time.