Overview Decreasing Rates of Intraurethral Catheterization Postoperatively in Spine Surgery Status: Completed Trial end date: 2020-11-01 Target enrollment: Participant gender: Summary Randomization (1:1) of male patients, over age 50, undergoing elective spine surgery to tamsulosin versus a placebo. Phase: Phase 4 Details Lead Sponsor: Maine Medical CenterMaineHealthTreatments: Tamsulosin