ER study aims to perfect antibiotic dosing for urinary infections
NCT ID NCT07169097
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study aimed to find the best dose of the antibiotic ceftriaxone for adults with urinary tract infections in the emergency department. Researchers measured how the drug behaves in the body to ensure it stays at effective levels long enough to kill bacteria. The study was stopped early after enrolling 12 participants.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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12 people
The number who actually took part.
- Started
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Sep 2024
- Finished
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Dec 2025
- 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.
Who is studied
Adult patient (\>18 years) with clinical diagnosis of urinary tract infection requiring antibiotic therapy with ceftriaxone at a dose of 1g/24h intravenously (IV).
- 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: * Adult patient over 18 years of age * Requiring hospitalization at Rouen University Hospital * Clinical diagnosis of urinary tract infection requiring ceftriaxone antibiotic therapy * Prescription of 1g IV ceftriaxone * Venipuncture for laboratory testing as part of the prescribed treatment within 24 hours of the first ceftriaxone injection * Patient has read and understood the information letter and given oral consent to participate in the study Exclusion Criteria: * Minor patient * Patient hospitalized in an intensive care unit * Patient with septic shock * Chronic dialysis or indication for emergency renal replacement therapy (ERP) * Prescription of a dosage other than 1g intravenously per 24 hours * Patient having received more than one injection of 1g ceftriaxone * Pregnant, parturient, or breastfeeding woman * Person deprived of liberty by an administrative or judicial decision * Person placed under judicial protection, guardianship, or curatorship
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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
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Rouen University Hospital
Rouen, 76031, France
More trials for these conditions
Other studies related to the condition(s) this trial covers.