Weakness of the feet belongs to the category of Chinese medicine “impotence”, commonly found in damp-heat immersion syndrome, if the syndrome can be treated with Ermiao Pills, but should be used under the guidance of the doctor’s diagnosis. Impotence is a condition in which the muscles and veins of the limbs are sluggish, weak and unable to move freely, or accompanied by muscle atrophy. There are various types of impotence, among which the main symptom of Damp-Heat Immersion Symptom is the weakness of the lower limbs or feet, accompanied by the symptoms of heavy limbs (limb weakness, sinking), numbness of the hands and feet, and chest and epigastric plagiarism. If the patient belongs to damp-heat immersion syndrome, Ermiao Pill can be used for treatment. Er Miao Pill has the efficacy of clearing heat and drying dampness (removing heat and drying dampness), and can treat the impotence and weakness of the feet caused by Damp-Heat Infiltration (Dampness and heat invading the intestines, bladder, pubic area, lower limbs, etc.), which is composed of cypress and cangzhu. If the symptoms of foot weakness and impotence occur, it is recommended to go to the hospital in time and use the medicine under the doctor’s guidance.