Zhu Sha An Shen Pill is effective in clearing the heart and nourishing the blood, and calming the mind (using medicines of heavy sedative nature to stabilize the mind). It is used for treating insomnia and excessive dreaming, irritable heat in the chest (irritability and sultriness), palpitation (rapid heartbeat, often accompanied by panic), and so on. Zhu Sha An Shen Wan is composed of Angelica sinensis, licorice, Zhu Sha, Radix et Rhizoma Dioscoreae and Rhizoma Coptidis. The medicine has the effects of clearing the heart, nourishing blood, and calming alarm and tranquilizing the mind. It is mainly used for the treatment of insomnia and excessive dreaming, palpitation and dizziness (violent heartbeat and panic), disturbed heart and mind, or chest tightness and red tongue caused by hyperactivity of heart fire and deficiency of yin. The adverse reactions of Zhu Sha An Shen Pill are not clear. This product contains cinnabar, which should not be taken for a long time, and is contraindicated in pregnant women. If medication is needed, it should be used under the guidance of a doctor.