Hello there,,,,you immediately need to visit an orthopaedic surgeon or at least your GP...as pain and swelling is there....you will be prescribed pain killers and antiinflammatory medicines and a possible Xray or MRI may be suggested.
Wrist is a important and anatomically tricky joint...hence do get medical attention quickly.
Next Steps
apply icepack over the swollwn part every 2 hourly so that swelling will be reduced and avoid lifting even minimum weights and movement of that wrist
Health Tips
wishing you a speedy recovery,
do resort back with furthur queries
regards & take care.