Red ginseng is not recommended to be taken during colds in general, but patients who are physically weak can take red ginseng during colds as appropriate, but it should be used in conjunction with other antidepressant Chinese medicines. Red ginseng has the effects of tonifying the vital energy (replenishing the root energy of the body), restoring the pulse and fixing the loss of blood (restoring the normal pulse and preventing the loss of substance), benefiting the qi and taking in the blood (preventing bleeding by tonifying the qi), etc. It can be used in the treatment of deficiency and desire for loss of blood, cold limbs with weak pulse, and discharging blood in the case of collapse and leakage (excessive menstruation or more than one drop of menstruation). For colds and flu caused by wind-cold, red ginseng can be taken to benefit qi and relieve symptoms, often used together with Chaihu, Qiangwu, Duhuo, etc. It can also be used for colds and flu caused by yang deficiency, which is characterized by mild fever, severe chills, and feeble pulse, and is often used together with cinnamon sticks, fine spices, and appendicia to benefit qi, help yang and relieve symptoms. Red ginseng is warm in nature and is prohibited for those with solid symptoms, heat symptoms, internalized dampness-heat and deficiency of positive qi. It is not suitable for those who suffer from feverish diseases such as wind-heat and cold. It should not be used together with quatrefoil and wulingzhi. The use of medicines containing red ginseng needs to be guided by a doctor. Individuals should not take medicines on their own to avoid adverse consequences. If you have a cold or flu, it is recommended to consult a doctor in time.