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Baking soda pills tested to stop dialysis blood pressure surges

NCT ID NCT07231900

Disease control Sponsor: Assaf-Harofeh Medical Center 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 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether taking sodium bicarbonate (baking soda) tablets twice a day for a month can prevent blood pressure from rising during dialysis. It involves 40 chronic hemodialysis patients who already experience blood pressure spikes during treatment. The goal is to see if this simple, low-cost intervention can improve safety and comfort during dialysis.

What this could mean

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

Active substance
sodium bicarbonate
What this could lead to
If it works, this could offer a simple, cheap way to control blood pressure during dialysis, reducing strain on the heart.
What could go wrong
This is a small, early-phase trial with only 40 people. The effect may be modest or not work for everyone, and taking too much bicarbonate could cause alkalosis or worsen fluid balance.

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

About 40 people

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

Expected to start

Nov 2025

An estimate. Start dates often move.

Expected to finish

Dec 2027

An estimate. End dates often move.

Lead sponsor

A government agency

The lead sponsor is a government body.

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

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: * Chronic hemodialysis patient \> 3 months * 3 dialysis per week, KTV\>1.2 * capable of informed concent. * rise in blood pressure during hemodialysis \> 10 mm Hg, for at least 50% of dialysis sessions in the month prior to inclusion. * Normal volume status, by clinical physician assessment + bioimpedance Exclusion Criteria: * age under 18, * pregnancy * unable to sign informed concent * planned for kidney transplant in the following 3 month. * congestive heart failure (NYHA 3-4) * hospitalization for acute MI or CHF in the past 3 months. * low compliece to medical therapy * regular pre-dialysis tests with bicarbonate \> 24 in the past 3 months

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Conditions

The condition(s) this trial relates to.

metabolic acidosis

As listed by the trial registrant

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

Hypertension in dialysis patients

How to take part

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

  1. The places running it

    1 site. 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

  • Shamir medical center

    Ẕerifin, Is, 70300, Israel

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