Taking Yiqi Nourishing Blood Oral Liquid is not seasonal, as long as the patient has some symptoms of insufficient qi and blood, he/she can take the medicine under the guidance of the doctor. Yiqi Nourishing Blood Oral Liquid is a kind of proprietary Chinese medicine, which is composed of ginseng, astragalus, codonopsis, maitong, angelica, fried atractylodes macrocephala, and dihuang, etc. It can benefit qi and nourish blood (replenish qi and blood in the body). It is used for shortness of breath and palpitations (rapid heartbeat, often accompanied by panic), lack of facial color, and weakness due to insufficient qi and blood. The adverse reactions and contraindications of Yiqi Nourishing Blood Oral Liquid are not clear. Avoid indigestible food during administration. Symptoms not relieved after 4 weeks of medication should go to the hospital. It is recommended that patients should consult a doctor in time when they feel unwell and take Yiqi Nourishing Blood Oral Liquid according to the doctor’s instructions, rather than blindly self-medicating.