Soaking feet in nightshade has the benefit of expelling wind and relieving itching (relieving itching by removing the wind that invades the muscle surface), which can relieve itchy skin on the feet, but the effect of nightshade soaking feet is limited. It is recommended to use it under the guidance of a doctor. Nightshade, has the effect of nourishing the heart and tranquilizing the mind, dispelling wind and clearing the channels. It is mainly used for the treatment of insomnia, excessive dreaming, blood deficiency and body pain, numbness of the skin, rubella and itching. The use of nightshade is generally for decoction of soup, or decoction of water to wash, or mashed compress. It should be noted that the adverse reactions and contraindications of nightshade are not yet clear. If there is any discomfort, it is recommended to consult a doctor. If medication is needed, it should be identified by a doctor and follow the doctor’s instructions for standardized treatment.