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Epidural analgesia in labor: could it shape your Baby's future?

NCT ID NCT04964206

Knowledge-focused Sponsor: Dong-Xin Wang Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at whether epidural pain relief given to mothers during childbirth has any effect on their child's brain development up to 24 months of age. Researchers will follow thousands of first-time mothers and their babies, comparing those who received epidural analgesia with those who did not. The goal is to understand if this common procedure influences developmental milestones like communication and motor skills.

What this could mean

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

What this could lead to
If a link is found, it could guide safer pain management during labor.
What could go wrong
This is an observational study, so it cannot prove cause and effect. Many other factors may influence child development.

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

About 4,645 people

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

Started

Oct 2022

Expected to finish

Dec 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.

Who is studied

Primiparae between 18 and 35 years of age with term single cephalic pregnancy who undergo regular prenatal examination in the study centers and are preparing to deliver vaginally.

Ages

18 to 35 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: 1. Primiparae between 18 and 35 years of age with term single cephalic pregnancy; 2. Undergo regular prenatal examination in the study centers; 3. Preparing to deliver vaginally. Exclusion Criteria: 1. History of psychiatric diseases (indicate those that are diagnosed before or during pregnancy by psychiatrists); 2. History of diseases involving the hypothalamic-pituitary-adrenal axis; 3. Presence of contraindications to epidural analgesia, which includes: (1) History of infectious disease of the central nervous system (poliomyelitis, cerebrospinal meningitis, encephalitis, etc.); (2) History of spinal or intra-spinal disease (trauma or surgery of spinal column, intra-spinal canal mass, etc.); (3) Systemic infection (sepsis); (4) Skin or soft tissue infection at the site of epidural puncture; (5) Coagulopathy. 4. Presence of contraindications to vaginal delivery; 5. Other reasons that are considered unsuitable for study participation.

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Conditions

The condition(s) this trial relates to.

agnosia Labor Pain neurodevelopmental disorder

As listed by the trial registrant

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

Analgesia, epidural Infants Labor pain Neurodevelopmental disorders Pregnant women

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    2 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

  • Peking University First Hospital

    RECRUITING

    Beijing, Beijing Municipality, 100034, China

  • Shenzhen Maternity and Child Healthcare Hospital

    RECRUITING

    Shenzhen, Guangdong, 518100, China

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