Control group: Desmopressin (Minirin Tablet 0.1-0.4mg/day) + simple instruction Study group: Desmopressin (Minirin Tablet 0.1-0.4mg/day) + SyBeMeP. Patients will be randomized and assigned to each group at the ratio of 1:1. At screening visit, flowmetry and residual urine measurement, Complete Blood Count (CBC), atypical diabetes mellitus (ADM), electrolytes, urinalysis micro, urine concentration, and demographic examination will be done. Voiding diary will be distributed. At 2nd visit, patients will be randomized and each treatment will be initiated. IPSS, ICIQ-nocturia, and PPTB will be completed. Voiding diary will be distributed. At 3rd visit (2 weeks after from 2nd visit): IPSS, ICIQ-nocturia, and PPTB will be completed. Assess the treatment outcome including voiding diary analysis.