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Sniff away the sickness: aromatherapy inhaler tested for Post-Surgery nausea

NCT ID NCT06110416

Symptom relief Sponsor: Methodist Health System 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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a nausea relief inhaler (aromatherapy with essential oils) can reduce post-operative nausea and vomiting in 50 adults after bariatric surgery. The goal was to see if the inhaler could lessen the need for additional nausea medication and improve patient satisfaction. Researchers tracked medication use and patient distress in the first 24 hours after surgery.

What this could mean

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

Active substance
nausea relief inhaler (aromatherapy with essential oils)
What this could lead to
If it works, this could offer a simple, drug-free way to ease nausea and vomiting after weight-loss surgery, improving patient comfort and satisfaction.
What could go wrong
This is a small, completed study with only 50 participants, so results may not apply to everyone. Aromatherapy effects can be subtle and vary from person to person.

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

50 people

The number who actually took part.

Started

Dec 2020

Finished

Jun 2023

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 to 65 years

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 to 65 years old * Attend the pre-operative class * Must be able to read English * Admitted to B4 surgical acute unit * Surgery after May 31st, 2020 Exclusion Criteria: * BMI greater than 60 * Pre-operatively on nausea medication * Allergy to spearmint, lemon, ginger, and/or cedarwood * History of Asthma or chronic obstructive pulmonary disease(COPD) * Patient intubated or sedated for the 24 hours after surgery

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Conditions

The condition(s) this trial relates to.

Postoperative Nausea and Vomiting

As listed by the trial registrant

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

Nausea, postoperative Vomiting, postoperative

Contacts and locations

Locations

  • Methodist Mansfield Medical Center

    Mansfield, Texas, 76063, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.