Weakness of the legs can be taken under the guidance of a physician, such as Six-flavored Di Huang Pill, Jin Gui Kidney Qi Pill, Er Miao Pill, Ginseng Ling Bai Zhu San and other proprietary Chinese medicines. 1. Liuwei Di Huang Pill: with the effect of nourishing Yin and tonifying the kidney, it can be used to treat dizziness and tinnitus caused by deficiency of kidney Yin, weakness of the legs, bone vapor and tidal fever (a burst of heat, feeling the heat from the bone to the outside of the penetration of the heat), night sweating (sweating abnormally after going to sleep, and waking up sweating stops), spermatorrhea, etc. It is not recommended for patients with allergies to this product, and should not be taken by patients with cold and fever. It is forbidden for those who are allergic to this product, and should not be taken by patients with cold and fever. 2. Jin Gui Kidney Qi Pill: It has the effect of warming and tonifying kidney yang (warming and replenishing kidney yang qi), transforming qi to move water (promoting the operation of gas, thus promoting the operation of water and liquid), and can be used for treating the symptoms of weak legs, fear of cold and cold limbs (fear of cold, cold limbs), and unfavorable urination (unruly urine) caused by the deficiency of kidney yang. Pregnant women should not take it, and people with Yin deficiency and internal heat should take it with caution. 3. Ermiao Pill: with the effect of drying dampness and clearing heat, it can be used for treating leg weakness, leucorrhea, wet and itchy scrotum caused by dampness-heat underflow (dampness and heat invading the lower limbs, etc.). It is forbidden for those who are allergic to this product. 4. Ginseng Ling Atractylodes Macrocephalae: with the effect of tonifying the spleen and stomach and benefiting the lungs, it can be used for the treatment of weak legs and weakness caused by weakness of the spleen and stomach, loose stools with little food, shortness of breath and coughing, tiredness and fatigue of the limbs. Allergic to this product is prohibited, cold and fever patients should not take. Specific medication should be under the guidance of a physician, do not blindly use your own medication, so as not to cause adverse reactions.