Sir in toothache, painkillers not a solution. Because tooth decayed will cause major infection in this situation removal of teeth a last option.
Dolonex-dt 2tab dispers in water and drink and another dose after 24 hours again 2tab od and again another dose after 24 hrs 1 tab od.
Od means once in a day.
Next Steps
You have a chronic history of toothache. So please consult dentist immediately and restore with root canal treatment. X-ray should be taken before any treatment plan.