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Numbing shot before breast surgery may stop long-term pain

NCT ID NCT00370240

Prevention Sponsor: Institut Curie Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 24, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tested whether injecting a local anesthetic called ropivacaine into the surgical area could prevent chronic breast pain after breast cancer surgery. Researchers compared the anesthetic to a placebo (salt water) in 260 patients. The goal was to see if fewer people had pain three months after surgery.

What this could mean

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

Active substance
ropivacaine (a local anesthetic)
What this could lead to
If it works, this could offer a simple way to prevent long-term pain after breast cancer surgery, improving quality of life for many patients.
What could go wrong
This is a completed phase 4 trial, but the results may not apply to all types of breast surgery. The benefit may be small or not clinically meaningful.

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

Phase 4

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

Participants

260 people

The number who actually took part.

Start date

Sep 2006

Finished

Nov 2008

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 85 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: * Breast cancer patients treated by conservative surgery with axillary node dissection or treated by mastectomy with or without axillary node dissection or sentinel lymph node biopsy. * ASA physical status 1, 2 or 3 * With a minimum life expectancy of 2 years * Written informed consent Exclusion Criteria: * Any previous cancer other than breast cancer * Allergies to local anesthesic and morphine * Reported history of drug * Pregnancy * Homolateral breast surgery during the last 3 years * Analgesic use pre-operatively * Renal, pulmonary or liver major dysfunction * Active malignant disease * Unable to follow the protocol for any reason

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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm Pain, Postoperative

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Breast neoplasms Pain, postoperative

Contacts and locations

Locations

  • René Huguenin Center

    Saint-Cloud, 92210, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.