Generally speaking, people with deficiency of qi and blood will not cause fire when using Yiqi Nourishing Blood Oral Liquid correctly according to medical advice. However, people who are not deficient in qi and blood and have real fire in their body may cause fire after taking it. The oral solution is mainly composed of astragalus, maitou, fried atractylodes, he shouwu, Chen Pi, deer antler, ginseng, ginseng, angelica sinensis, dixie, schizandra, geoderma lucidum, horny goat weed and other traditional Chinese medicines, which have the efficacy of benefiting the qi and nourishing the blood, and it can be clinically used for the treatment of qi and blood deficiency resulting in a yellowish or whitish complexion, shortness of breath, heart palpitations, and weakness and other symptoms. People with insufficient qi and blood take Yiqi Nourishing Blood Oral Liquid under the guidance of a physician, generally will not cause fire. If people who are not deficient in qi and blood and have solid fire in the body take this medicine, it may cause fire. Therefore, use the medicine in accordance with medical advice. The adverse reactions of Yiqi Nourishing Blood Oral Liquid are not clear. It is not suitable for those who are allergic to the ingredients of the drug, and should not be used by patients with fever and cold, and it is necessary to avoid indigestible food during the period of taking the drug. Diabetes, hypertension, heart disease, liver disease, kidney disease and other chronic diseases should be taken under the guidance of a physician. Yiqi Nourishing Blood Oral Liquid needs to be used under the guidance of a traditional Chinese medicine practitioner, and should not be taken blindly on its own, so as not to cause adverse reactions.