lpha-blocker for 0 weeks, followed by alpha-blocker plus an antidiuretic agent for 0 weeks, then, lastly, an alpha-blocker plus an anticholinergic agent for 0 weeks.  **Abbreviations:** BMI, body-mass index; NBC, nocturnal bladder capacity; OABSS, Overactive Bladder Symptom Score; PVR, post-void residual urine; Q~max~, maximum urinary flow rate; 