Due to cavity in tooth most likely.
T. Ketorol DT, when pain, 2 tablets dilute in water and consume followed by single tablet on necessity.
Or, in empty stomach, T. Ugesic, keep single tablet below tongue and do not lift tongue for minimum 1 min, for the tablet to get absorbed.
If still persists even after 2 days,
T. Monocef O CV 200/125mg, 2times/day, ten tablets.
T. Famonext 20, before food.
Next Steps
Xray and visit dentist.
Health Tips
do not neglect. without treatment the problem recurs. medication won't be able to cure permanently.