The treatment for numbness in half of the body caused by lumbar disc herniation includes general treatment, physical therapy, medication and surgery. 1. General treatment: first of all, you need to rest in bed, and you need to wear a waist protector to protect the lumbar vertebrae when you go down to the ground. 2. Physical therapy: traction, massage, massage and other methods can reduce the pressure on the intervertebral discs and relax the muscles. 3. Drug therapy: oral nutritional nerve drugs such as methylcobalamin, vitamin B6 and so on. 4. Surgery: If the numbness symptoms cannot be relieved by the above treatments or if the numbness persists, it is recommended to consult your doctor for surgical treatment. If the lumbar disc herniation causes numbness in half of the body, it is recommended to consult the hospital in time and carry out standardized treatment under the guidance of the doctor, and the above medicines should not be taken on your own, and it is recommended to take them under the guidance of the doctor, so as to avoid adverse reactions.