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Blood test for heavy drinkers put to the test – but study pulled

NCT ID NCT04557631

Knowledge-focused Sponsor: University Hospital, Lille 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
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 Results may not be published yet.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 This study
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This status has not been confirmed recently, so it may be out of date.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 aimed to see how well a blood test (phosphatidylethanol) detects heavy alcohol use. Researchers planned to compare test results in heavy drinkers and check how stable the samples are over time. However, the study was withdrawn before enrolling anyone, so no results are available.

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.

Started

Sep 2021

Finished

Dec 2021

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

the study will be proposed to all major ethanol-consuming patients with an alcohol use disorder, seen in consultation, in anticipation of hospital withdrawal in addiction service.

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: * Person with alcohol consumption ≥ 40g/day (women) and ≥ 60g/day (men) according to WHO criteria * Person hospitalized for a hospital withdrawal in the addiction service of Lille's hospital, without other distinctions. Exclusion Criteria: * Patient opposing the use of their personal data in the study * Patient subject to protective measures (guardianship or curatorship) * Person deprived of liberty

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Conditions

The condition(s) this trial relates to.

alcohol abuse

As listed by the trial registrant

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

Alcohol abuse

More trials for these conditions

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