First of all home remedy is just start warm saline rinses for three to four times a day daily.
Reason for sensitivity can be due to cavity formation in between last tooth and second last tooth.
Treatment option there is first of all removal of wisdom tooth then after see if the second last tooth is ok or not through radiologicaly.
Medication :- Tab. SPORIDEX AF 750 twice a day for 3 days.
Tab.Zerodol SP twice a day for 3 days.
Next Steps
Start medication and warm saline rinses.
Health Tips
Removal of wisdom tooth is essential.