There is no fastest treatment for toothache, you need to understand the cause of toothache and then treat the symptoms, it may be due to dental caries, pulpitis and other diseases, you can carry out filling treatment or root canal treatment. 1. Dental caries, if there is dental caries, the residual material inside the cavity irritates the gum tissue, which may lead to tooth pain symptoms, can be filled, such as resin filling, to avoid aggravation of the symptoms. 2. Pulpitis, if there is pulpitis, the pressure of the pulp cavity increases may stimulate the tooth, pain symptoms, you can choose to carry out root canal treatment, through the root canal treatment can be removed from the tooth nerve, to avoid the recurrence of pain symptoms. Normally, you need to observe your teeth more often and maintain oral hygiene.