Then Shen Song Yangxin Capsule was used to treat cardiac neurosis, and good effect was achieved. Cardiac neurosis is mainly due to the dysfunction of central nervous system, which affects the function of autonomic nervous system and causes cardiovascular abnormalities. Clinically, cardiovascular system functions are the main manifestations, such as palpitation, shortness of breath, chest tightness, precordial pain, etc., and the general manifestations are headache, insomnia, irritability, fatigue, nervousness, hyperhidrosis, etc. At present, western medicine mainly adopts symptomatic treatment, using sedatives, beta blockers, vitamins, etc., and the effect is not ideal. Shen Song Yangxin Capsule consists of Ginseng, Ophiopogon japonicus, Schisandra chinensis, Cornus officinalis, Ziziphus Spinosae Semen, Taxilli, Salvia miltiorrhiza, Radix Paeoniae Rubra, Eupolyphaga Seu Steleophaga, Gan Song, Coptidis Rhizoma and Os Draconis. It is a Chinese patent medicine developed by Yiling Pharmaceutical Group under the guidance of innovative collateral disease theory and modern pharmaceutical technology. It is found that Shen Song Yangxin Capsule can regulate multi-ion channels and non-ion channels. Blocking multi-ion channels in the heart is similar to amiodarone, and it can regulate autonomic nerve, improve blood supply and protect heart function. Among them, ginseng, Ophiopogon japonicus and Schisandra chinensis benefit qi and nourish yin to treat diseases; Mulberry mistletoe supplements the clan spirit and helps the heart spirit; Compatibility with Cornus officinalis and Ziziphus jujuba seed, nourishing blood and tranquilizing mind, and combination of all drugs, nourishing meridian and qi and blood; Saviae Miltiorrhizae Radix, Radix Paeoniae Rubra, Eupolyphaga Seu Steleophaga, and Gan Song, supplemented by Coptidis Rhizoma, and Longgu, have the effects of invigorating qi, nourishing yin, promoting blood circulation, dredging collaterals, clearing heart fire and calming nerves. In the treatment of cardiac neurosis, traditional Chinese medicine can obviously improve the symptoms of patients through multiple targets and angles, and there is no side effect. The dosage form is convenient to take and easily accepted by patients. Therefore, Songyangxin capsule is a good choice for the problem of what medicine to take for cardiac neurosis. However, it should be noted that patients should take it under the guidance of a doctor and should not take it by themselves.