Tianwang Xinzhu Pill is mainly used to treat palpitation (rapid heartbeat, often accompanied by panic), forgetfulness, insomnia and dreamlessness, as well as mouth and tongue sores, and dry stools caused by insufficiency of heart yin. It has the effects of nourishing Yin and nourishing blood (nourishing the blood in the body), tonifying the heart and tranquilizing the mind (nourishing the heart and tranquilizing the mind to help sleep). Tian Wang Tonifying Pill is mainly used to treat palpitations and forgetfulness, insomnia and dreaminess, chest tightness, palpitations and irritability caused by insufficiency of heart yin, and also has a regulating effect on dry stools, mouth and tongue, and yellowing of urine. The adverse reactions and contraindications of Tianwangxin Pill are not clear. The drug contains cinnabar, which should not be taken in excess for a long time, and should be used with caution in patients with liver and kidney insufficiency. During the use of this drug should pay attention to light diet, avoid spicy stimulation and greasy food. Tianwang Xinxin Pill should be taken under the guidance of a doctor, not blindly taken on their own.