All of us take some pain killer pills when our tooth is aching. And we have no other option because that pain is too killing.
Pain killers do have side effects and they effect your stomach if you take them in excess. There might be some other alternatives to control that pain before one reaches the doctor.
If there is no option then what the people from early ages used to do? Can't there be any herbal medicine to control the pain?

    

There are but most if not all have been taken of the shelves by the FDA (Food and Drug Association) it federally regulated. In other words it's all about pharmaceuticals and who's profiting. If you do further research on the matter you find the reasons they are pulled is due to safety concerns. However the same side effects exist with prescribed pain killers. One such natural pain killer Kava Kava. It gained massive popularity in the 90's GNC even sold it. It was pulled off the shelf early in 2000's. So unless you do heavy (online) research good luck finding a natural pain killing remedy. Good places to go are oriental markets or new age shops and express your concerns someone may be able to help. Good luck on your road to wellness.

See your doctor as the pain start because we avoid it by taking some pill but later on the cause of disease increase it locality so see your doctor immediately the pain start.