If you are susceptible to wrist pain when boxing, firstly, you need to take extra care when wrapping your hands. Use 4.5 or 5m wraps that are tightly secured. Secondly, you should get gloves that have a longer cuff. The Emblem range from Primo Fightwear caters especially for this.
Finally, you should work to build strength in your wrists and ensure proper recovery between training sessions. Although not medical advice, our guide on looking after your hands and wrists can help.