Speedy bug ID: new tests aim to cut antibiotic guesswork in ICU blood infections
NCT ID NCT05741424
First seen Jun 25, 2026 · Last updated Sep 17, 2026 · Updated 3 times
Summary
This study tested whether three new diagnostic tools could help doctors pick the best antibiotic faster for ICU patients with Gram-negative bloodstream infections. Researchers compared standard lab methods to the new tests in 100 patients. The goal was to see if more patients got the right, narrowest antibiotic within 24 hours of a blood sample.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Diagnostic tests (BacT/Alert VIRTUO, BioFire BCID2, REVEAL)
- What this could lead to
- If successful, this could show that using these advanced tests helps doctors pick the most effective antibiotic sooner, potentially improving patient outcomes in the ICU.
- What could go wrong
- This is a small, single-center study with only 100 patients, so results may not apply to all hospitals. The tests themselves don't treat the infection—they only guide treatment decisions.
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
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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
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100 people
The number who actually took part.
- Started
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Mar 2023
- Finished
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Jun 2024
- Lead sponsor
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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
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * The patient must be a member or beneficiary of a health insurance plan * Patient admitted to the ICU with at least one positive blood culture for Gram-negative bacteremia For the 'after' section of the study only: * Patient must have given their free and informed consent or included by emergency procedure * Patient signed the consent form or included by emergency procedure Exclusion Criteria: * The subject is participating in this study, or is in a period of exclusion determined by a previous study * Consent refusal * Patient with a polymicrobial blood culture * Patient with a second episode of bacteremia * Moribund patient
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
CHU de Nîmes
Nîmes, France
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Other studies related to the condition(s) this trial covers.
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