Hi sir ..
Tooth pain may be due to decaying that reaches your nerve layer(pulp)....
you can take
Tab.Flexon 1_1_1×3 days
Tab.Rantac 150 mg 1_1_1x 3 days
Tab Flagyl 400 mg 1_1_1 x 3days
Cap. Novaclax 1_0_1 x 3 days...
First and foremost x_ray should be taken for concerned tooth to decide the extent of the cavity....
Based on radiographic (x_ray) investigation treatment will be decided whether simple filling or Root canal treatment...
Next Steps
kindly visit nearby dentist for furthur consultation and management
Health Tips
Medication is only temporary relief....You need to do treatment for complete cure...