Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT03750656 · ClinicalTrials.gov registry record · Phase 4
Use of Hyoscyamine Versus Tamsulosin for Management of Ureteral Stent Irritation
A Phase 4 study, sponsored by University of Kansas Medical Center.
- Terminated
- Registry status
- Phase 4
- Development phase
- 5
- Enrollment target
NCT03750656: Clinical Trial Phase 4 study, sponsored by University of Kansas Medical Center.
NCT03750656 is a Phase 4 study that was terminated before completion, run by University of Kansas Medical Center. The registered enrollment target is 5 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (99% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03750656, a Phase 4 study, was terminated before completion, sponsored by University of Kansas Medical Center.
- TERMINATED
- Registry status
- Phase 4
- Development phase
- 5 participants
- Enrollment target
Study Summary
The objective of this project is to compare the efficacy of hyoscyamine to tamsulosin monotherapy in treating lower urinary tract symptoms in patients with indwelling double-J ureteral stents.
Primary Outcome
To evaluate the efficacy of hyoscyamine compared to tamsulosin in improving the lower urinary tract symptoms of patients with indwelling double-J ureteral stents as assessed by the validated Ureteral Stent Symptom Questionnaire (USSQ).
Interventions
- DRUG Tamsulosin
- DRUG Hyoscyamine
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 5 participants |
| Start Date | 2018-11-12 |
| Est. Completion | 2020-08-31 |
| Phase | Phase 4 |
Why NCT03750656 stopped before completion
NCT03750656 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 5 participants, a relatively small participant target, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (99% lower).
The record links to 0 conditions, and to 2 interventions - of which Tamsulosin is the first listed.
NCT03750656 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03750656 about?
NCT03750656 is a clinical study titled "Use of Hyoscyamine Versus Tamsulosin for Management of Ureteral Stent Irritation". The objective of this project is to compare the efficacy of hyoscyamine to tamsulosin monotherapy in treating lower urinary tract symptoms in patients with indwelling double-J ureteral stents.
What is the current status of trial NCT03750656?
This trial is currently terminated. It is a Phase 4 study. The enrollment target is 5 participants. The study started on 2018-11-12. Estimated completion is 2020-08-31.
What interventions are being tested in trial NCT03750656?
The interventions under investigation include: Tamsulosin (DRUG), Hyoscyamine (DRUG).
Who is sponsoring clinical trial NCT03750656?
This trial is sponsored by University of Kansas Medical Center, which has 408 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03750656's enrollment target sits among peer trials
5 1989th of 2000 higher than 7 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI