Clinical trial Recruiting at 4 sites Interventional Ages 18 and up

Comparing intravenous and oral antibiotics for acute infections

Official title: Intravenous Versus Oral Treatment of the Main Acute Infections in Emergency Departments

Run by University of Southern Denmark · NCT06715306 · Data updated 2026-11-12

This study tests if oral antibiotics can work just as well as intravenous ones for people in the hospital with acute infections to see if they can shorten hospital stays and lower risks.

More Urinary Tract Infections trials

Quick facts

Study typeInterventional
Ages18 Years and up
SexAll
Enrollment4000 (estimated)
SponsorUniversity of Southern Denmark
Academic / other
Locations7 sites (Aabenraa, Southern Denmark and 6 other locations)
StatusRecruiting
StartedJanuary 15, 2025
Main results expectedJanuary 6, 2027
Study endsJanuary 6, 2028
Registry record updatedMarch 5, 2026
Trial IDNCT06715306 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are patients admitted with suspected respiratory tract infections, urinary tract infections, or cellulitis who are planned to receive intravenous antibiotics.

Probably not a fit

Patients who have received more than two doses of intravenous antibiotics or have severe health conditions requiring immediate intravenous treatment may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study investigates the safety and efficacy of oral antibiotic regimens compared to standard intravenous antibiotic treatment in patients admitted to the hospital with acute infections such as respiratory tract infections, urinary tract infections, and cellulitis. Participants will be randomly assigned to receive either intravenous antibiotics or tailored oral antibiotics based on microbiological recommendations. The goal is to determine if oral antibiotics can effectively replace intravenous treatment, potentially reducing hospital stays and associated risks. The study is designed as an open-label, prospective, randomized controlled trial.

Why it matters

Potential benefit: If successful, this approach could lead to shorter hospital stays and reduced healthcare costs for patients with acute infections.

How similar studies have gone: Previous studies have explored the use of oral antibiotics in similar contexts, showing promising results, but this specific approach is still being tested.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Suspected respiratory tract infection, urinary tract infection, or cellulitis by the attending physician
* Planned or initiated intravenous antibiotic treatment

Exclusion Criteria:

* if received more than two doses of intravenous antibiotics;
* systolic blood pressure \<90 mmHg;
* nausea and/or vomiting in more than one short-term instance during the last 2 days;
* suspected significantly reduced gastrointestinal absorption;
* confirmed plasma-lactate \> 2;
* pregnant or nursing;
* unable to give informed consent;
* severe immunodeficiency;
* urgent vital treatment needed.

Where it's running

  • Sygehus Sønderjylland
    Aabenraa, Southern Denmark, Denmark
    Recruiting
  • Nordsjællands Hospital
    Copenhagen, Denmark
    Recruiting
  • Esbjerg and Grindsted Sygehus
    Esbjerg, Denmark
    Recruiting
  • Sygehus Lillebælt
    Kolding, Denmark
    Recruiting
  • Bispebjerg and Frederiksberg Hospital
    Copenhagen, Denmark
    Active not recruiting
  • Herlev and Gentofte Hospital
    Herlev, Denmark
    Active not recruiting
Show 1 more location
  • Amager and Hvidovre Hospital
    Hvidovre, Denmark
    Active not recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Stop antibiotics early when symptoms stop in kids after IV treatment

    This trial tests whether stopping oral antibiotics as soon as symptoms disappear is just as effective as finishing the prescribed course for kids who had IV antibiotics for cellulitis, UTI, LRTI, or lymphadenitis.

    Recruiting Phase 4 Murdoch Childrens Research Institute · Melbourne, Victoria · NCT07532941

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    We will see if families are comfortable with shorter antibiotic courses and if a Garmin smartwatch can help track symptoms in children aged 4–17 with uncomplicated infections.

    Recruiting Murdoch Childrens Research Institute · Melbourne, Victoria · NCT07093749

  • Using fosfomycin to treat severely infected patients

    This study is testing if an intravenous antibiotic called fosfomycin can safely help people with serious infections like osteomyelitis and bacterial meningitis feel better.

    Recruiting at 45 sites Infectopharm Arzneimittel GmbH · Hall in Tirol and 49 other locations · NCT02979951

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  • Gentamicin Irrigation and Suction Ureteral Access in Kidney Stone Surgery

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.