Objective : This study report the effect of traditional medical treatment on postherpetic neuralgia(PHN) 2 cases. Methods : We observed 2 PHN cases diagnosed Ganwoolqiche and prescribed herbal medication (Soyosan-Gagambang & Punsimgieum-Gamibang) for each case. Results : Both cases showed efficient clinical results, especially for the pains. Conclution : In this study, operated traditional medical treatment on PHN cases and could find good progress after treatment.