Yi An Ning Pill is mainly used for the treatment of chest tightness and shortness of breath, coldness and coldness of limbs (fear of cold, cold limbs), numbness of hands and feet due to weakness of qi and blood, weakness of liver and kidney, and is also effective in treating insomnia and forgetfulness, mental fatigue, physical weakness, and lumbar and knee soreness and tenderness (feeling of soreness and tenderness of lumbar and knee areas). This product is effective in tonifying the qi and blood, clearing the blood vessels, benefiting the liver and kidney, nourishing the heart and stabilizing the mind. This product should be taken before meals. It should not be taken by patients with fever and cold. Patients with chronic diseases such as hypertension, heart disease, liver disease, diabetes, kidney disease, etc. should take it under the guidance of a doctor. It should not be taken by patients with fever and cold. If the symptoms are not relieved after 2 weeks of taking the medicine, you should go to the hospital for consultation. Allergic to the product should be prohibited, allergy should be used with caution. Pregnant women, children, the elderly and the infirm should be used under the guidance of a doctor.