How long it takes to see the effect can not be generalized, the right drugs usually about 3 to 7 days to see the effect. Because of the individual differences of each patient, the specific effect of the time after the use of drugs may also have differences, generally speaking, the right drug, the majority of patients in 3 to 7 days is possible to see the effect. Xin Shen Ning Tablets or Xin Shen Ning Capsules is a Chinese patent medicine, composed of Yuan Zhi, Gardenia, licorice, etc., with the effect of nourishing blood to eliminate annoyance, tranquilize the heart and tranquilize the mind. It is used for insomnia and dreaming caused by blood deficiency of heart and liver, irritability and alarm, fatigue and less food. The adverse reactions and contraindications of Xin Shen Ning Tablet are not clear at present. Take medication need to pay attention to, avoid smoking, alcohol and greasy food. If the condition does not improve within 7 days of taking the medicine, the patient should go to the hospital in time. Allergic to the product is prohibited, allergic people should be cautious. The adverse reactions, contraindications and precautions of Xin Shen Ning Capsules are not clear. If you need to use medication, you need to use it under the guidance of a traditional Chinese medicine practitioner to identify the evidence, and not to use the drug on your own to avoid adverse effects on the body.