What is the fastest way to stop a toothache in a 5 year old child

5-year-old child toothache may be caries, endodontitis, trauma and other diseases, there is no fastest way to stop toothache for all toothaches, if caries can be treated by filling, if the pulpitis, periapical periodontitis can be treated with root canal therapy, if the trauma can be fixed by the affected tooth, adjust the occlusion.
1. Caries: Deep caries cavities may cause pain due to embedded food, which can be treated by removing the decayed tissues and using filling materials such as composite resin or glass ionomer to alleviate the pain symptoms.
2. Pulpitis: Spontaneous pain may occur in the tooth. Root canal treatment can be used to control the inflammation of the pulp and relieve pain symptoms, including root canal preparation, root canal disinfection and root canal filling.
3. Trauma: tooth concussion and dislocation caused by trauma can cause tooth pain. The treatment is to reposition and fix the affected tooth and adjust the occlusion to eliminate the occlusal high points and avoid causing occlusal trauma.
5-year-old child toothache may have other reasons, it is recommended to go to the hospital in a timely manner, clear cause for targeted treatment.