Condition (MeSH)
Ureteral Obstruction
ClinicalTrials.gov lists 32 trials for Ureteral Obstruction or a narrower condition beneath it.
Search trials, drugs, companies and investigators, and follow each one to the others. Individual plan, $249/seat/mo. Card required.
Trials per phase
32 of the 32 trials are tagged with Ureteral Obstruction itself; the rest are tagged with a narrower condition beneath it.
When did Ureteral Obstruction trials start? (17)
Shown in this order: most recent first, 1990 onwards. 2026 is partial: trials registered with a 2026 start date so far, not a full year.
Trials over time, by phase
- Phase 1
- Phase 2
- Phase 4
- Not applicable
- Observational
Top of scale: 4
Trials registered with a start date in each year, 1990 onward, stacked by phase (complete years only; the current partial year is in the table's notes). The table below lists the same counts, most recent years first.
| Year | Trials started |
|---|---|
| 2026 (partial year) | 2 |
| 2024 | 1 |
| 2023 | 4 |
| 2022 | 2 |
| 2021 | 4 |
| 2020 | 3 |
| 2019 | 1 |
| 2017 | 1 |
| 2015 | 1 |
| 2014 | 2 |
Showing 10 of 17 earlier years.
No forecast is made for this condition: it averages 1.6 trial starts a year over the five years to September, under the 5 a year the method needs.
Recruitment duration, a model prediction: 2 trials still running at the 2026-10-09 snapshot, fewer than the 5 needed for a median. Source: ClinicalTrials.gov / AACT (CTTI), public domain.
What phase are Ureteral Obstruction trials in? (5)
Shown in this order: phase order.
Show the trials by phase as a table
| Phase | Trials |
|---|---|
| Phase 1 | 1 |
| Phase 2 | 5 |
| Phase 4 | 3 |
| Not applicable | 13 |
| Observational | 10 |
How many Ureteral Obstruction trials are recruiting? (9)
Shown in this order: the order a trial moves through, from not yet recruiting to unknown.
| Status | Trials |
|---|---|
| Not yet recruiting | 2 |
| Recruiting | 1 |
| Enrolling by invitation | 1 |
| Active, not recruiting | 1 |
| Completed | 18 |
Showing 5 of 9 statuses.
Status as registered on ClinicalTrials.gov. Each trial is counted once.
Which lead sponsors run the most Ureteral Obstruction trials? (2)
Shown in this order: most trials first. Lead sponsors the registry classes as industry, NIH, US federal, other government or network. A hospital or university the registry files as government can appear here. Sponsors it classes as academic or other are shown on the full page, because that class cannot separate an institution from a named investigator.
| Sponsor | Trials |
|---|---|
| Boston Scientific Corporation | 1 |
| Catalysis SL | 1 |
Which drugs are being tested for Ureteral Obstruction? (3)
Shown in this order: most trials first. One row per drug, matched to a single molecule under all its names, ranked by number of trials.
| Drug | Trials |
|---|---|
| Tamsulosin | 2 |
| Trospium | 1 |
| Tolterodine | 1 |
Interventions as named in the registry (2)
Shown in this order: most trials first.
| Drug | Trials |
|---|---|
| Antibiotic Prophylaxis | 1 |
| mirabegron OCAS | 1 |
These are the names sponsors entered on ClinicalTrials.gov that we have not matched to a single molecule. Some are drugs under a brand or code name; others are procedures, doses or arm labels.
Which serious adverse events do Ureteral Obstruction trials report? (10)
Shown in this order: most subjects affected first. Subjects affected summed across trials, a cross-trial signal, not a rate.
| Adverse event | Subjects affected | Trials |
|---|---|---|
| Ureteral Obstruction | 7 | 1 |
| Bowel Obstruction | 4 | 1 |
| Stent encrustation/obstruction | 4 | 1 |
| Hospitalization due to disease progression | 3 | 1 |
| Hydroureteronephrosis | 3 | 1 |
Showing 5 of 10 adverse events.
Which publications cover Ureteral Obstruction? (190)
Shown in this order: major-topic papers first, then newest, then most linked to trials.
| Publication | Journal | Year | Major topic |
|---|---|---|---|
| Minimally invasive ureteroplasty with lingual mucosal graft for complex ureteral stricture: analysis of surgical and patient-reported outcomes. | International braz j urol : official journal of the Brazilian Society of Urology | 2024 | Yes |
| Long-term outcome of retroperitoneoscopic one-trocar-assisted pyeloplasty: a single-center and single-surgeon experience. | International urology and nephrology | 2024 | Yes |
| Robot-assisted repair of ureteral stricture. | Journal of robotic surgery | 2024 | Yes |
| Percutaneous nephrolithotomy versus retrograde intrarenal surgery for treatment of renal stones in adults. | The Cochrane database of systematic reviews | 2023 | Yes |
| Robotic-assisted pyeloplasty in children: a systematic review of the literature. | Journal of robotic surgery | 2023 | Yes |
Showing 5 of 190 publications.
Not on this page
Not measured: delivery record.
Checked, with nothing recorded for this condition: prevalence, rare-disease identity, and sub-conditions in mesh.