Why doesn’t local anesthesia work in excruciating toothache? The science behind Nav1.9
In dental treatment, there is a “worst-case scenario” e […]
2026.09.19 Azabu-jubann、Roppongi, CGRP, dental pain mechanisms, Endodontics, eugenol, hyperalgesia, lidocaine resistance, local anesthesia failure, Nav1.9, persistent current, Root canal treatment, toothache, trigeminal ganglion, TTX-resistant sodium channels, Wells 2007






