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Tricking the pump: fake carbs may not improve diabetes control

NCT ID NCT07179471

Knowledge-focused Sponsor: Maria Chatzipsalti Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study looks at whether entering fake carbohydrates into the MiniMed 780G insulin pump improves blood sugar control in children and teens with type 1 diabetes. Forty participants aged 7-18 will try two weeks with fake carbs and two weeks without, and their glucose levels will be compared. The goal is to find out if this common practice actually helps or harms, so doctors can give better advice.

What this could mean

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

Active substance
fake carbohydrate entries (behavioural intervention)
What this could lead to
If successful, this study could provide clear guidance on whether entering fake carbs into an insulin pump is helpful or harmful for managing type 1 diabetes in children.
What could go wrong
This is a small, observational crossover study with only 40 participants, so results may not apply to everyone. It tests a common practice rather than a new treatment, so no major breakthrough is expected.

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.

Participants

About 40 people

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

Started

Jun 2025

Expected to finish

Dec 2025

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.

Who is studied

Participants (Age 7-18 years) with T1D using MiniMed 780G system for 6 months at least.

Ages

7 to 19 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: * Participants aged 7-18 years * T1D \>6 months * on MiniMed 780G system in automode. Exclusion Criteria: * Participants with significant diabetes complications * Participants with severe episode of diabetic ketoacidosis in the last 6 months * Participants with hypoglycemia in the last 6 months.

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Conditions

The condition(s) this trial relates to.

type 1 diabetes mellitus

As listed by the trial registrant

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

Type 1 diabetes mellitus

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

  • Athens General Children's Hospital "Pan. & Aglaia Kyriakou"

    ACTIVE_NOT_RECRUITING

    Athens, Attica, 11527, Greece

  • Athens, Attiki

    ACTIVE_NOT_RECRUITING

    Athens, Attica, 11527, Greece

  • Diabetes Center

    RECRUITING

    Athens, Attica, 11527, Greece

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