Radicular pain is a nature of pain that occurs not only from localized irritation but can extend to the innervation of sensory nerves, causing pain in the area of innervation. Commonly seen in sciatica, intercostal neuralgia and other diseases. 1. Sciatica: If the patient has sciatica, not only will there be pain in the lower back and buttocks, the pain will also be radiated along the thigh until the heel, there are typical symptoms of radiating sciatica, can be treated with nimesulide dispersible tablets, methylcobalamin and other drugs. 2. Intercostal neuralgia: the patient’s pain will first start from the back, and then radiates along the intercostal nerve to the front chest with radiating pain, which can be treated with drugs such as gabapentin and pregabalin. After radiating pain, you should go to the hospital in time for consultation, and after clarifying the cause of the disease, you should take reasonable medication and standardized treatment according to the doctor’s instruction.