There are many acupoints that can relieve itching, commonly used are Feng Shi, Quchi and Sea of Blood, etc. 1. 1. Feng Shi: located in the patellar base on the 7 inches, upright hanging hands, palms on the thighs, the middle finger pointed out in the depression in the position, has the effect of relaxing the tendons and activating the collaterals, as well as the effect of dispelling the wind and dispersing the cold, the main treatment of the lower limbs impotence paralysis (lower limb weakness, numbness and pain), numbness, hemiplegia (one side of the limbs can not be free to move), all over the body itchy and other diseases. 2. Quchi: flexion of the elbow in the lateral end of the elbow cross stripe, when the ulnar ze and the humerus epicondyle line midpoint, has the effect of clearing away heat and relieving the surface, as well as the efficacy of dredging the meridians and collaterals, is mainly used for the treatment of paralysis of the arm, paralysis, paralysis of the upper limbs, fever, hypertension, epilepsy, as well as addictive rashes, eczema, scrofula (mainly refers to cervical lymph node nodules tuberculosis), and other various dermatologic diseases accompanied by obvious itching symptoms. 3. Sea of Blood: located 2 inches above the medial end of the patellar base, the position of the medial femoral (medial thigh) muscle bulge, has the effect of tonifying blood, regulating menstruation and stopping leucorrhoea (regulating menstruation, reducing the abnormal increase of leucorrhoea), and also has the effect of clearing away heat and moisturizing, the main treatment for menstrual disorders, dysmenorrhea, dysmenorrhea, and cryptorchid rash, eczema, and other various dermatologic conditions with obvious itching symptoms. If you need to use the external treatment of traditional Chinese medicine, you need to be operated by a doctor, do not operate on your own to avoid adverse consequences.