The difference between Yang Xin Wan and Pai Zi Yang Xin Wan lies in the composition, efficacy and indications of the drugs. Nourishing Heart Pill is composed of angelica, hawthorn, red ginseng, jujube seed, peach kernel, poria, calamus, cassia seed, maitake, chuanxiong, wolfberry, etc., while Pachypodium Nourishing Heart Pill is composed of radix et rhizoma ginseng, chuanxiong, farnesol, schizandra, semixiaquat, vermilion sand, and pachypodium, etc.. Nourishing Heart Pill has the effects of nourishing blood, benefiting qi and tranquilizing the mind, and is used for palpitations with deficiency of qi and blood, improving symptoms such as dizziness, palpitations (accelerated heartbeat, often accompanied by panic), insomnia, and excessive dreams. Pai Zi Nourishing Heart Pill has the effects of tonifying Qi, nourishing blood and tranquilizing the mind (stabilizing the mind and soothing the emotions by nourishing the blood), and is used in cases of deficiency and coldness of heart Qi, palpitations and easy to frighten, insomnia and excessive sleepiness, and forgetfulness. Adverse effects of Nourishing Heart Pill are not clear, and it is contraindicated in pregnant women, women with cold and fever, and nursing mothers. Adverse effects of Pai Zi Nourishing Heart Pill is not clear, Yin deficiency and fire (Yin essence deficiency in the body, the emergence of deficiency fire hyperactivity) and hyperactivity of liver yang (liver yang bias exuberance, causing dizziness, dizziness, headache and other symptoms) is prohibited. It is not suitable for overdose, prolonged dose, and should not be taken with bromide and iodide drugs. It is recommended to take the drug under the guidance of a physician and should not be taken without authorization to avoid delay.