METHODS	Men aged > or = 40 years with an IPSS of > or = 12 and diary-documented OAB symptoms ( > or = 8 voids/24 h and > or = 3 urgency episodes/24 h , with or without urgency urinary incontinence ) who reported at least moderate problems related to their bladder condition were randomized to receive placebo , tolterodine ER ( 4 mg ) , tamsulosin ( 0.4 mg ) , or tolterodine ER ( 4 mg ) + tamsulosin ( 0.4 mg ) once daily for 12 weeks .\