The first thing you can do to relieve symptoms is to get symptomatic treatment for the nerve pain in the lower arm. This can start with diclofenac sodium extended-release capsules and ibuprofen, which can provide pain relief. In addition, you can take some oral drugs that nourish the peripheral nerves, such as vitamin B1 and methylcobalamin, or you can apply mouse nerve growth factor through intravenous infusion. In the acute stage, some drugs can be used to reduce swelling and dehydration, such as mannitol and sodium heptaoside. The most common cause of neuralgia in the lower arm is cervical spine problems, such as cervical spondylosis and cervical disc herniation compressing the nerve root, which can cause the above symptoms. This can be clarified by cervical spine magnetic resonance examination, if the examination has nerve root compression, you can do cervical spine traction treatment, usually to move the neck more, more neck backward movement, do not have a long time low head posture.