Wu Zhu’s efficacy is mainly to dissipate cold and relieve pain (by removing cold from the body to relieve pain), lowering the rebelliousness and stopping vomiting (to stop the upward flow of stomach qi, stopping vomiting), and assisting yang and stopping diarrhea, and is used in the treatment of syncopated yin headache (headache caused by evils invading the syncopated yin meridian), cold hernia and abdominal pain (acute abdominal pain caused by internal cold and cold and wind cold), and other conditions, and it is recommended to follow the doctor’s instructions for the use of the medication. Cornus officinalis is hot in nature, pungent and bitter in taste, with small toxicity, belonging to the liver, spleen, stomach and kidney meridians, dispersing cold and relieving pain, descending rebelliousness and stopping vomiting, assisting yang and stopping diarrhea, and is mainly used for the treatment of syncopal headache, cold hernia and abdominal pain, cold-dampness and dampness in the feet (numbness, soreness, and swelling of the legs and feet caused by cold and dampness), menstrual abdominal pain, distension of the epigastric region (the belly), and vomiting and swallowing of acid (swallowing of acid in the stomach that is upwardly directed to the oropharynx) and other disorders. This product is pungent, hot and dry, easy to consume qi fire, so it should not be used more often or taken for a long time. It should not be used by those who have heat in yin deficiency, and pregnant women should be cautious in using it. Cornus officinalis has a small poison, should not be used more, long service, a large number of drugs can lead to poisoning, mainly manifested as vomiting, abdominal pain, diarrhea and so on. Specific medication should be carried out under the guidance of a specialist, not blindly use their own medication.