New balloon treatment aims to cut repeat surgeries for narrowed urethra
NCT ID NCT06795074
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether a special balloon coated with the drug paclitaxel (Optilume) can prevent urethral strictures from returning better than a standard balloon. About 230 adults with a recurrent stricture after at least one prior treatment will be randomly assigned to one of the two balloons. The main goal is to see if the coated balloon reduces the need for further procedures or open surgery within 18 months.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 230 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Feb 2031
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age ≥ 18 years * Urethral stricture recurrence after at least one internal urethrotomy or dilatation * Penile or bulbar stricture * Length of stricture ≤ 2 cm * Eligible for open urethroplasty * Able to give informed consent Exclusion Criteria: * Stricture of the meatus * Sclerosis of the bladder neck * Multiple strictures \< 16 Ch * Complete stricture without any lumen * Previous dilatation with paclitaxel-coated balloon * Previous radiation therapy of the pelvis (e.g. for prostate cancer) * Previous pelvic fracture * Urethral malignancy * Presence of urethral fistula * Presence of urethral condyloma * Previous open urethroplasty * Chronic urinary retention secondary to detrusor inactivity
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
4 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Karolinska University Hospital
NOT_YET_RECRUITINGStockholm, Sweden
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Sahlgrenska University Hospital
RECRUITINGGothenburg, Sweden
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Skåne University Hospital
NOT_YET_RECRUITINGMalmö, Sweden
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Örebro University Hospital
NOT_YET_RECRUITINGÖrebro, Sweden
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can doctors predict which stricture repairs will hold?
- Could a simple infusion during surgery stop pain before it starts?
- Battle of the knives: which surgery wins for narrowed urethra?
- Scientists grow new urethras in lab to fix blockages
- Can a simple wipe before surgery stop infections? new trial tests it
- Can a simple drug make urethral surgery safer?