The efficacy of Tranquilizer for Brain is to generate essence and tonify marrow, benefit qi and nourish blood (replenish qi and blood in the body), and strengthen the brain and tranquilize the mind. Tranquilizer for Brain is a kind of Chinese patent medicine, which is composed of antler velvet, Prepared Polygonum multiflorum, Epimedium brevicornum, Ginger, Licorice, Jujubes, 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 insufficiency of kidney essence, deficiency of qi and blood, and mental debility with the above symptoms. Adverse reactions and contraindications to tranquilize the brain solution is not clear, avoid smoking, alcohol and spicy, greasy food during the medication; maintain emotional optimism, do not get angry and irritated; cold and fever patients should not be taken; take medication for 7 days without symptomatic relief, should go to the hospital. It is recommended to use the medicine under the guidance of the doctor.