Quick pain relief for pulpal pain requires pulp opening and drainage. Pulpalgia is usually caused by pulpitis, due to various causes of inflammation in the pulp cells, increased exudation in the pulp cavity, increased pressure and severe pain. The main symptoms of pulpitis are hot and cold pain, spontaneous pain, pain at night, which cannot be relieved by medication, and need to go to the stomatology department for pulpotomizing, which is a process of opening the pulp cavity by drilling with a dental drill, so that the exudate in the pulp can be drained in time, the pressure is reduced, and the pain is relieved quickly. Open pulp drainage, is a step of root canal treatment, acute inflammation past the pain relief, to be followed by the completion of root canal treatment, and then the treated tooth for filling or all-ceramic crown restoration. Pulpal pain requires prompt medical attention, standardized treatment after the doctor’s examination to confirm the diagnosis, and rapid pain relief.