Hello,
Do you have pain or sensitivity?
If it's sensitivity a re-filling with a liner under the filling would help.
If it's pain, there is more than a likely chance of the nerve already damaged. In which case root canal or extraction would be advisable depending on the positioning of the wisdom tooth.
Kindly share xray for better guidance.
Next Steps
kindly consult a dentist and get an X-ray for better guidance
Health Tips
Avoid hot and cold foods.
Maintain good oral hygiene in that particular area