What can you do for a toothache?

Home Remedies for Toothache. … In the meantime, use these home remedies to get short-term relief. Saltwater Rinse. Until you can get to the dentist, one of the best things you can do is swish warm, salty water around in your mouth. A good mix is 1/2 teaspoon table salt to 8 ounces of water.