The causes of left wrist bone and joint pain include trauma, osteoarthritis, gout, rheumatoid arthritis, etc., which need to be treated after clarifying the causes. 1. Trauma: pain in the wrist bone and joint will occur after the fracture caused by trauma, which can be restored by manipulation or surgical incision to promote the recovery of the disease. 2. Osteoarthritis: medications such as oral acetaminophen, intra-articular injection of sodium vitrate can be used to relieve discomfort, and physical therapy such as heat therapy and massage can also be used to promote recovery. 3. Gout: drugs such as colchicine, febuxostat and indomethacin can be chosen to improve clinical symptoms. 4. Rheumatoid arthritis: Methotrexate, Liuzasulfapyridine and other drugs can effectively control symptoms and reduce pain. Due to the diversity of etiology and individual differences, the drugs are recommended to be used in a standardized manner under the guidance of a doctor, adverse reactions need to be treated by a doctor, drug allergy is prohibited.