Anjin tonic brain liquid is mainly used for the treatment of insomnia, forgetfulness, weakness and neurasthenia related syndromes. The people who take it should pay attention to the following aspects: Firstly, patients with cold and fever are not suitable to take this drug. Secondly, patients with chronic diseases such as hypertension, heart disease, liver disease, diabetes, kidney disease, etc., which are more serious, should take it under the guidance of a doctor. Third, children, pregnant women, nursing mothers or elderly and frail patients should also apply under the guidance of a doctor. Fourthly, patients with allergic symptoms after taking the drug, or those with clear allergies should also be taken with caution, especially children who must take the drug under adult supervision. Fifth, if you want to take other drugs during the medication, you must first consult the doctor who prescribed the drug. Sixth, during the period of taking the drug, we should pay attention to the prohibition of smoking, alcohol, and try not to eat spicy, stimulating, greasy food.