Allergic to the drug is prohibited to take Yiqi Nourishing Blood Oral Liquid, cold and fever patients should not be taken, the specific use of medication as prescribed by the doctor. The oral solution is made of Codonopsis pilosula, Ophiopogon, Angelica sinensis, Schisandra chinensis, Dioscorea opposita, Radix et Rhizoma Dioscoreae, Radix et Rhizoma Ginseng, Epimedium brevicornum, Astragalus Membranaceus, Atractylodes Macrocephala, Polygonatum officinale, Pericarpium Citri Reticulatae, Antler Antler, and other proprietary Chinese medicines, which are beneficial to qi and blood, and are suitable for treatment of shortness of breath and palpitations due to insufficiency of qi and blood (heartbeat is accelerated, often accompanied by panic), lack of splendor of complexion, and weakness. The drug should be contraindicated in people who are allergic to the product, used with caution in people with deficiency cold and diarrhea, and should not be used in patients with cold and fever. Adverse effects of the drug are not clear. Avoid eating indigestible food during the use of the drug. Specific medication should be carried out under the guidance of a specialist, not unauthorized use of medication.