Simple drug may prevent worrisome fetal heart tracings after epidural
NCT ID NCT05873218
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether giving a low dose of ephedrine right after an epidural can prevent abnormal fetal heart rate patterns in laboring women. About 100 women requesting labor pain relief will receive either ephedrine or a placebo. The goal is to see if ephedrine reduces the chance of a category II fetal heart tracing, which can be a sign of distress.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Ephedrine
- What this could lead to
- If it works, this could give doctors a simple way to reduce the chance of fetal heart rate changes after epidural, making labor safer and less stressful.
- What could go wrong
- This is a small, early-phase study with only 100 participants, so results may not apply to all women. Ephedrine can raise blood pressure and heart rate, though the dose used is low and considered safe in obstetrics.
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
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 100 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jun 2023
- Expected to finish
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May 2027
An estimate. End dates often move.
- Lead sponsor
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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
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18 to 55 years
- Sex
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Female participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide 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: * Women aged 18-55 years * Requesting labor analgesia * Able to provide informed written consent * Category 1 fetal tracing prior to placement of neuraxial anesthesia Exclusion Criteria: * Refusal of neuraxial anesthesia * History of hypertension * Suspected pre-eclampsia * Category 2 or 3 fetal tracing prior to placement of neuraxial anesthesia
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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Icahn School of Medicine at Mount SInai
RECRUITINGNew York, New York, 10029, United States
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