If Yiqi Nourishing Blood Oral Liquid is appropriate for the symptoms, it will usually be effective in 2-3 days, but some need to be combined with the patient’s condition, cooperation with the treatment, and physical fitness and other factors, so it is not possible to make a generalization. For ordinary patients, if the degree of qi and blood deficiency is mild, and can actively cooperate with the doctor’s treatment, the course of treatment is relatively short, usually taking Yiqi Nourishing Blood Oral Liquid for 2-4 weeks will be effective in improving. If the condition of qi and blood deficiency is more serious, and the patient does not actively cooperate with the doctor’s treatment, continue to eat cold food, continue to stay up late at night, tired, no rest and other bad habits, and take medication is not regular, the effect of time will be relatively longer. In addition, patients taking Yiqi Nourishing Blood Oral Liquid for a period of time, it is recommended to go to the hospital Chinese medicine department or related departments for follow-up, by the doctor to determine the efficacy of treatment, if necessary, to make adjustments to the drug. During the medication period, patients should pay attention to maintain good dietary habits, do not eat spicy, greasy food. In addition, patients with chronic diseases such as hypertension, diabetes mellitus, coronary heart disease, liver and kidney function impairment, etc. need to take the medication strictly under the guidance of a doctor.