Please assess the completion status of the following clinical trial:

Trial Title: Comparison of Tamsulosin and Solifenacin in Treatment of Ureteral Stent Symptoms

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE4
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~Patient who will undergo unilateral ureteral stent fixation:~1. To relieve upper urinary tract obstruction caused by ureteric calculi~2. After ureteroscopic lithotripsy for ureteral calculi.~Exclusion Criteria:~1. Patients who had LUTS before stent fixation.~2. Ureteral stent fixation after open or laparoscopic surgery.~3. Bilateral ureteral stents.~4. Patients who developed complications related to the primary endoscopic procedure~5. Patients who developed stent related complications such as hematuria, acute pyelonephritis or stent displacement

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 50 Years
- Healthy Volunteers: f

Study Arms:
- Group A (Type: PLACEBO_COMPARATOR): Patients in this group will receive placebo
- Group B (Type: ACTIVE_COMPARATOR): Patients in this group will receive Tamsulosin
- Group C (Type: ACTIVE_COMPARATOR): Patients in this group will receive Solifenacin

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