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Can a new head maneuver outdo the standard for dizziness?

NCT ID NCT07787559

Disease control Sponsor: Military Hospital 175 Source: ClinicalTrials.gov ↗

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Aug 28, 2026 · Updated 2 times

Summary

This trial tests whether a newer head-and-body movement, called Semont-plus, works better than the standard Epley maneuver for treating a common type of vertigo caused by loose crystals in the inner ear. Adults with posterior canal BPPV will be randomly assigned to one of the two maneuvers. Researchers will measure eye jerking before, 30 minutes after, and 3 days after treatment, and track how quickly dizziness resolves. The goal is to see which maneuver clears the crystals faster and more completely.

What this could mean

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

Active substance
Semont-plus liberatory maneuver (a head and body movement procedure) compared with the Epley maneuver
What this could lead to
If Semont-plus works better, it could become a preferred treatment for BPPV, helping people recover faster from dizzy spells.
What could go wrong
This is a single trial with 160 participants, and results may not apply to everyone. The procedure can cause temporary nausea or vomiting.

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 160 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

Nov 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

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: * Age 18 years or older * Posterior semicircular canal benign paroxysmal positional vertigo of the canalolithiasis type, diagnosed according to the Barany Society 2015 diagnostic criteria * Unilateral involvement of a single semicircular canal Exclusion Criteria: * Involvement of more than one semicircular canal * Any condition making the repositioning maneuver unsafe, including severe cervical spine disease with restricted range of motion or instability, previous cervical spine fracture, severe osteoporosis, unstable cardiovascular disease, or respiratory failure * Unable to cooperate with the maneuver * Any ocular or neurologic condition preventing technically adequate videonystagmography recording, such as inability to keep the eyes open, severe ptosis, or interfering spontaneous nystagmus from another cause

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Conditions

The condition(s) this trial relates to.

benign paroxysmal positional vertigo

As listed by the trial registrant

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

Benign paroxysmal positional vertigo (BPPV)

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

  • Military Hospital 175

    Ho Chi Minh City, Vietnam

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