How many courses of treatment should be taken is not specified in the instruction manual of Heart Qi Replenishing Oral Liquid, and it should be used according to the condition and doctor’s advice. How many courses of oral solution for heart qi should be taken is usually determined by the degree of illness, recovery from illness, personal constitution and sensitivity to medication, and other factors. The oral solution for tonifying heart qi is composed of calamus, ginseng, astragalus and Allium sativum. It has the efficacy of relieving pain and regulating qi, and tonifying heart qi. It is used for palpitation (rapid heartbeat, often accompanied by panic), fatigue, shortness of breath, dizziness, and other heart qi deficiency type of chest paralysis (stuffy pain in the chest) heart pain. The adverse reactions and contraindications of this product are not clear. The drug should be taken under the guidance of a doctor, not self-medication.