Whether or not one can take Yuping Feng San when having a cold needs to take into account the cause of the patient’s illness. If the cold is caused by a deficiency of qi or if the patient is accompanied by symptoms of qi deficiency, Yuping Feng San can be taken for treatment. Yupingfeng San is a tonic formula composed of Fangfeng, Astragalus and Atractylodes macrocephala. Astragalus is the monarch drug, which has the function of tonifying qi and stopping sweating by consolidating the muscle surface; Atractylodes macrocephala is the subject drug, which has the function of tonifying qi and strengthening the spleen; and with the support of Fang Feng to consolidate the surface and dissipate the wind evils, the whole formula has the function of benefiting qi and consolidating the surface to stop sweating. Yupingfeng San is mostly used in the treatment of sweating, accompanied by sweating and wind, whiteness (white color without luster), pale tongue, thin white moss, floating pulse, etc. The adverse effects and contraindications of Yupingfeng San are currently unknown. Its adverse effects and contraindications are not yet clear. Cold can also be caused by wind-cold, wind-heat, summer-dampness, etc. It is recommended that patients do not take medication without authorization, and consult a professional Chinese medicine doctor before taking medication, so as to clarify the cause of the disease and treat the symptoms, and to avoid blind use of medication during a cold, which is not conducive to the dispersal of the evil and exacerbates the condition.