Lower back nerve block tested to cut pain after fibroid surgery

NCT ID NCT05979493

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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 Results may not be published yet.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

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Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 11, 2026 · Last updated Sep 11, 2026

Summary

Researchers are testing whether a quadratus lumborum nerve block reduces pain after laparoscopic myomectomy, a surgery to remove uterine fibroids while keeping the uterus. The block is a temporary anesthetic injection into a lower back muscle. In this double-blind, randomized trial, 80 participants receive either the block or a saline placebo alongside standard anesthesia and pain care. The team measures how long until patients first ask for pain relief, how much rescue pain medicine they need, their pain scores, and their satisfaction with pain management.

What this could mean

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

Active substance
bupivacaine, a local anesthetic injected into the lower back muscle
What this could lead to
If it works, this could give surgeons a simple nerve block that lowers pain and opioid use after myomectomy, helping patients recover more comfortably.
What could go wrong
The block may not ease pain better than standard care, and results from 80 patients at one center may not apply everywhere. Nerve blocks carry small risks of bleeding, infection, or temporary weakness.

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Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 4

Runs after approval, following long-term safety and how well the treatment works in everyday use.

Participants

About 80 people

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

Started

Aug 2024

Expected to finish

Jul 2028

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

18 to 45 years

Sex

Female 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: * Presence of uterine fibroids requiring surgical excision with preservation of the uterus * Stated willingness to comply with all study procedures and availability for the duration of the study * Provision of signed and dated informed consent form Exclusion Criteria: * Pre-existing diagnoses of anxiety or depression * Pre-existing coagulopathies * Pre-existing neuropathic or chronic pelvic pain * Chronic opioid use * Illiteracy due to inability to read and understand plain questionnaire * Non-English speaking * BMI \>38

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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

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  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

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Contacts and locations

Locations

  • University Hospitals Ahuja Medical Center

    RECRUITING

    Beachwood, Ohio, 44122, United States

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