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Could cutting salt after childbirth tame dangerous blood pressure?

NCT ID NCT07752056

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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Aug 07, 2026 · Last updated Aug 13, 2026 · Updated 2 times

Summary

This trial tests whether a low-sodium diet can improve blood pressure control in people who had a hypertensive disorder of pregnancy. Participants receive either a provided diet with less than 2000 mg of sodium per day or a standard diet with no salt restrictions for the first week after delivery. The study measures blood pressure on days 3 and 7, and tracks hospital readmissions within 30 days. The goal is to see if a simple dietary change can reduce the risks associated with postpartum hypertension.

What this could mean

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

Active substance
A provided low-sodium diet (less than 2000 mg of sodium per day) for 7 days after delivery
What this could lead to
If effective, this diet could become a simple, drug-free way to lower blood pressure after childbirth and reduce hospital readmissions for hypertension.
What could go wrong
This is a small, early-stage trial, and the diet is only provided for one week. The effect on long-term blood pressure or readmissions may be limited, and adherence to the diet could be challenging.

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

About 110 people

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

Expected to start

Sep 2026

An estimate. Start dates often move.

Expected to finish

Dec 2027

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.

Ages

18 years and older

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: * Adults \> 18 years of age * Singleton pregnancy * Diagnosis of HDP at or beyond 34 weeks' gestation (gestational hypertension, pre-eclampsia, pre-eclampsia with severe features, chronic hypertension with superimposed pre-eclampsia) * Agree to remote BP monitoring after hospital discharge * English or Spanish as primary language Exclusion Criteria: * Multiple gestations * Pre-existing renal or cardiac disease, liver failure * Pre-existing condition in which salt restriction is not advised (SIADH, Addison's Disease, cystic fibrosis, chronic diarrhea, presence of ileostomy) * Dietary restrictions: vegetarian, gluten-free, lactose-free, Kosher, severe food allergies, among others

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

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