Nodular itchy rash belongs to the category of “horse scabies” in traditional Chinese medicine, which can be treated by internal treatment, such as taking drugs such as oral solution for dispelling wind and relieving itching and capsule for blood circulation and eliminating blood stasis, or by external treatment, such as applying ointment of dandelephenol and ointment of Binghuang Biluo. 1. Internal treatment: The treatment principle of this disease is generally to clear heat and activate blood, dispel wind and relieve itching, and move qi to relieve pain (through regulating the body’s qi to relieve pain), and medicines should be used under the guidance of the doctor’s diagnosis, such as taking oral solution for dispelling wind and relieving itching and blood flow and blood stasis capsule. It should be noted that pregnant women are not allowed to use Blood House Expels Blood Stasis Capsule and Dampness Toxin Clearing Capsule. 2. External treatment: It is also beneficial to improve the symptoms of nodular itchy rash through external medication, such as using glycerite lotion to scrub and relieve itching, or applying drugs such as salbutamol ointment and Binghuangbianluo ointment to reduce discomfort. It should be noted that allergy to salbutamol ointment should be prohibited. If you are suffering from nodular itchy rash, you should seek medical advice and treatment under the guidance of your doctor. In addition, you need to follow the doctor’s advice to recognize the evidence of the use of drugs, do not blindly use their own medicine.