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Which nerve block works best for breast surgery pain?

NCT ID NCT06230575

Symptom relief Sponsor: National Cancer Institute, Egypt 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested four different nerve blocks (erector spinae, retrolaminar, serratus anterior, and pectoral nerve block) to see which one provides the longest pain relief after breast cancer surgery. 188 women aged 18 to 65 took part. The main goal was to measure how long it took before they needed rescue pain medication. The results help doctors choose the best block for managing post-surgery pain.

What this could mean

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

Active substance
nerve block (erector spinae, retrolaminar, serratus anterior, or pectoral nerve block)
What this could lead to
If one block works best, it could become a standard way to manage pain after breast cancer surgery, reducing the need for strong painkillers.
What could go wrong
This is a completed, moderate-sized study, but it only looked at time to first painkiller dose, not long-term outcomes or side effects. 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

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

188 people

The number who actually took part.

Started

Feb 2024

Finished

Nov 2025

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 65 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: * female cancer breast patient * age from 18- 65 Exclusion Criteria: * coagulation defect * Patient refusal * abnormal kidney and or liver function tests

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Conditions

The condition(s) this trial relates to.

agnosia breast cancer pain agnosia

As listed by the trial registrant

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

Analgesia

Contacts and locations

Locations

  • Walaa Y Elsabeeny

    Cairo, 11796, Egypt

More trials for these conditions

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