The essence and marrow of the brain of the tranquil spirit tonic liquid itself has the effect of generating essence and tonifying the marrow, benefiting qi and nourishing blood, and strengthening the brain and tranquilizing the mind, it is best to take it symptomatically, and there is no such thing as “what is the best with what?”. The brain tonic is composed of antler velvet, Epimedium, Prepared Fleeceflower, dried ginger, jujube, licorice, and Vitamin B₁. It has the efficacy of generating essence and tonifying marrow, benefiting qi and nourishing blood, and strengthening the brain and tranquilizing the mind. It is used for dizziness, fatigue, forgetfulness and insomnia caused by deficiency of kidney essence and deficiency of qi and blood; neurasthenia with the above symptoms. People with external fever should not take Anshen Tonic Brain Liquid, and should go to the hospital if the symptoms are not relieved for 7 days. During the medication, avoid smoking, alcohol and spicy, greasy food. It is recommended to take Anshen Tonic Brain Liquid under the guidance of a doctor, do not take it by yourself, so as to avoid delaying the condition or producing adverse reactions.