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Coffee drinkers help scientists time stomach emptying for safer surgery.

NCT ID NCT07214909

Knowledge-focused Sponsor: MetroHealth Medical Center 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 2 times

Summary

This study measured how quickly different volumes of clear liquids (like coffee with or without creamer) empty from the stomach in 70 healthy adults aged 18-65. Using ultrasound, researchers tracked gastric emptying to help set better fasting guidelines before anesthesia. Participants had no medical conditions or daily medications that could affect digestion.

What this could mean

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

What this could lead to
If successful, this could lead to more precise fasting guidelines before surgery, reducing the risk of aspiration while minimizing unnecessary fasting.
What could go wrong
This is a small, completed observational study in healthy adults, so results may not apply to people with medical conditions or those on daily medications.

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

70 people

The number who actually took part.

Started

Jan 2023

Finished

Dec 2024

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

Accepted

You do not need to have the condition being studied to take part.

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 18-65 * Able to provide informed consent and verbally disclose their medical history in English. The study staff will not be accessing the subjects electronic medical record to verify the criteria. Exclusion Criteria: * Daily medications excluding oral contraceptives * Medical conditions affecting gastric emptying, including diabetes, known gastric condition, prior gastric surgery, or pregnancy * Inability to tolerate 7 hours of fasting * Non-empty gastric antrum on baseline ultrasound

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As listed by the trial registrant

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

Gastric emptying time

Contacts and locations

Locations

  • MetroHealthMC

    Cleveland, Ohio, 44109, United States

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