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C-Section pain study: which additive works best?

NCT ID NCT06513013

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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

Summary

This study tested whether adding magnesium sulfate or neostigmine to a standard painkiller (bupivacaine) in a nerve block could improve pain relief after cesarean section. 68 women received one of the two additives, and researchers tracked their pain scores, how soon they needed extra pain medicine, and any side effects. The goal is to find a better way to manage 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
magnesium sulfate and neostigmine (added to bupivacaine for a nerve block)
What this could lead to
If one works better, it could improve pain control after C-sections, reducing the need for extra painkillers and their side effects.
What could go wrong
This is a small, completed Phase 2/3 trial with only 68 participants. Results may not apply to all patients, and neither drug may prove clearly better than the other.

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 2/3

Runs two stages together: whether the treatment works, then large-scale confirmation.

Participants

68 people

The number who actually took part.

Started

Dec 2023

Finished

Jan 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.

Ages

19 to 40 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: * Age from 19 to 40 years old * Singleton pregnencies with a gestational age of at least 37 weeks * American society of anesthesiologists (ASA) physical state I , II * patients undergoing spinal anesthesia for cesarean delivery via Pfannenstiel incision with exteriorization of the uterus. Exclusion Criteria: * Patient's refusal * Age \< 19 or \> 40 years * Height\<150 cm, weight \< 60 kg, body mass index (BMI) ≥40 kg/m2. * Contraindications to spinal anesthesia (Coagulopathy, increased intracranial pressure, or local skin infection). * Cardio-respiratory conditions * Convulsions * Inability to comprehend or participate in the pain scoring system. * Bleeding diathesis * Known allergy to any drugs used in this study

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As listed by the trial registrant

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

Contacts and locations

Locations

  • Women's Health Hospital, Assiut University

    Asyut, Egypt

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