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Flomax may keep men from needing catheters after lung cancer surgery

NCT ID NCT05657990

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Sep 10, 2026 · Updated 3 times

Summary

This study tests whether taking Tamsulosin (Flomax) for a week before surgery can help older men urinate normally after thoracic cancer surgery. About 46 men aged 55 and older will take the drug and have their bladder checked after surgery. The goal is to see if fewer men need catheters or other help to urinate.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Tamsulosin (Flomax)
What this could lead to
If it works, this could point toward a simple way to prevent urinary retention after chest cancer surgery, reducing the need for catheters.
What could go wrong
This is a very early, small feasibility study with only 46 men. It may not show a clear benefit, and results may not apply to all patients.

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

Early phase 1

The earliest testing in people: a first look at safety, in a very small group.

Participants

About 46 people

The number the study aims to enrol. It can still change while the study runs.

Started

Apr 2023

Expected to finish

Jun 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

55 years and older

Sex

Male participants only

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Males * ≥55 years old * Planned thoracic oncological surgical procedure of a video assisted oncological surgical procedure for suspected or confirmed cancer. * Surgery scheduled more than 7 days from the time of consent Exclusion Criteria: * Using Tamsulosin already * Known allergy to Tamsulosin or sulfa drugs * Current use of Boceprevir * Resting systolic blood pressure \<100 * Orthostatic hypotension of \>20mm Hg systolic and/or 10mm Hg diastolic pressure from sitting to standing (after 2 minutes of standing) as measured at the time of consent * Known history of hypotension * Known diagnosis of congestive heart failure (CHF) and valvular heart disease * History of prior prostate surgery (prostatectomy, trans-urethral resection)

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Conditions

The condition(s) this trial relates to.

Urinary Retention

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.

  1. The places running it

    4 sites. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Jersey Shore University Medical Center

    RECRUITING

    Neptune City, New Jersey, 07753, United States

  • Ocean University Medical Center

    RECRUITING

    Brick, New Jersey, 08724, United States

  • Riverview Medical Center

    RECRUITING

    Red Bank, New Jersey, 07701, United States

  • South Ocean University Medical Center

    RECRUITING

    Manahawkin, New Jersey, 08050, United States

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