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Tiny patients, big questions: how much painkiller reaches the blood?

NCT ID NCT02860091

Knowledge-focused Sponsor: Boston Children's Hospital 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
The trial has finished. Results may not be published yet.
Stopped early This study
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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Updated 1 time

Summary

This study looked at how much of the pain medicine ropivacaine gets into the blood of infants and toddlers (0-4 years old) who received a nerve block for pain after chest surgery. The goal was to check if the levels were safe. The study was stopped early and included 26 children.

What this could mean

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

Active substance
ropivacaine (Naropin)
What this could lead to
If successful, this could help doctors understand safe dosing of ropivacaine for pain control in very young children after chest surgery.
What could go wrong
This was a small, early study that was terminated before completion, so results are limited. It only measured drug levels, not whether the pain relief was effective.

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.

Participants

26 people

The number who actually took part.

Started

Oct 2018

Finished

May 2026

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.

Who is studied

Patients undergoing surgical esophageal atresia repair and/or related procedures receiving continuous ropivacaine via paravertebral catheter or erector spine catheter.

Ages

Up to 4 years

Sex

Anyone

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: * Infants and toddlers (0-4) years * Undergoing a procedure that requires a thoracotomy for esophageal atresia repair and related procedures * Receiving ropivacaine via continuous paravertebral nerve block catheter or erector spinae catheter Exclusion Criteria: * Hepatic dysfunction * Local anesthetic allergy

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Conditions

The condition(s) this trial relates to.

esophageal atresia Pain, Postoperative

As listed by the trial registrant

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

Pain, postoperative

Contacts and locations

Locations

  • Boston Children"S Hospital

    Boston, Massachusetts, 02118, United States

More trials for these conditions

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