The effects of calcined oyster are astringent and astringent, acid control and pain relief, heavy sedation and tranquilization, soft and loose knots. Clinically, the role of calcined oyster is mainly the following: 1, can relieve mental stress, so that people achieve mental relaxation, while improving anxiety and depression and other mental problems. 2, calcined oyster can relieve pain, especially to relieve pain in areas such as frozen shoulder, cervical spondylosis. 3, calcined oyster can reduce blood pressure, sometimes need to be applied together with calcined keel. 4, can treat stomach diseases, especially to relieve stomach pain, assist Treatment of gastritis effect is very ideal. Calcined oyster is best applied under the guidance of a doctor to reduce side effects and achieve therapeutic effects.