Please assess the completion status of the following clinical trial:

Trial Title: Use of Tamsulosin to Reduce the Incidence and Duration of Postoperative Urinary Retention Following Spine Surgery

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria~* ≥ 35 years (Males \& Females)~* Cervical Laminectomy~* Cervical Posterior Fusion~* Cervical Anterior/Posterior Fusion~* Lumbar Laminectomy~* Lumbar Posterolateral Fusion~* Lumbar Interbody Fusion~Exclusion Criteria~* \< 35 years~* Cervical Anterior Discectomy and Fusion~* Cervical Anterior Corpectomy~* Cervical Posterior Discectomy~* Cervical Foraminotomy~* Lumbar Discectomy (METRx or Open)~* Lumbar Foraminotomy~* Lumbar Anterior Fusion~* Myelopathy with bladder dysfunction~* Patients currently taking an alpha-antagonist~* Patients with history of allergy or sensitivity to tamsulosin or other alpha-antagonist (alfuzosin, doxazosin, prazosin, terazosin, tamsulosin, and phenoxybenzamine)~* History of prostatectomy or urologic surgery involving the bladder or urethra~* Severe liver disease or end-stage renal disease~* Patients taking strong inhibitors of CYP3A4 (ketoconazole, itraconazole, clarithromycin, ritonavir, indinavir/ritonavir, lopinavir/ritonavir, and conivaptan)~* Patients with a mental disability~* Prisoners

- Gender: ALL
- Minimum Age: 35 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Tamsulosin (Type: EXPERIMENTAL): Participants randomized to this arm will receive 0.4 mg/day tamsulosin hydrochloride from 5 days prior to the operation until hospital discharge.
- Placebo (Type: PLACEBO_COMPARATOR): Participants randomized to this arm will receive a daily placebo capsule matching the active study drug from 5 days prior to the operation until hospital discharge.

Based on this trial design, predict the completion outcome and termination type (if applicable).