There is no quick pain relief for incisor pain, which is commonly caused by pulpitis, apical periodontitis, acute gingival papillitis, according to the steps need to root canal treatment for the cause or to remove the irritating factors. 1. Pulpitis, periapical inflammation: incisor pain may be due to tooth decay caused by pulpitis, teeth to the outside world of hot and cold stimuli produce severe pain, and the pain can be sustained, acute periapical inflammation, spontaneous swelling, the teeth do not dare to bite. In acute periapical inflammation, there is spontaneous swelling and pain, and the tooth is afraid to bite. Pulpitis and periapical inflammation require root canal treatment. 2. Acute gingival papillitis: tooth food embedded can cause gingival papilla inflammation, gingival papilla congestion, redness, edema, teeth have spontaneous pain, generally use dental floss to remove embedded food, pain can be significantly reduced, rinse chlorhexidine anti-inflammatory. Incisor pain want to quickly stop the pain, you need to go to the hospital to check the causes of pain, and then targeted treatment.