[header] How to deal with wisdom teeth coming in [title] Soothe your toothache with a salt water rinse. [step] Dissolve a teaspoonful of salt in a cup (8 ounces or 236.5 ml) of warm water. Swish the water around the problem tooth as a rinse, then spit it out. 
Doing this several times a day (every two to three hours) will help to reduce gum soreness and inflammation. [substeps] You can also dilute a cup of hydrogen peroxide solution with water (one part hydrogen peroxide to two parts water) and rinse.