Simple blood test could slash antibiotic overuse for coughs and colds

NCT ID NCT07632651

Completed Diagnosis Sponsor: MSPU des 3 Provinces Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether giving general practitioners a rapid C-reactive protein (CRP) test helps them decide when antibiotics are truly needed for patients with respiratory infections. 140 patients with symptoms like cough, fever, or sore throat took part. Doctors in the test group used the Quick read GO device to measure CRP levels, while the control group did not. The goal was to see if the test lowers antibiotic prescribing rates without harming patient care.

What this could mean

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

Active substance: Quick read GO CRP test (diagnostic device)
What this could lead to: If successful, this approach could help doctors avoid unnecessary antibiotics for respiratory infections, reducing antibiotic resistance.
What could go wrong: This is a small, completed pragmatic trial with 140 participants. Results may not apply broadly, and the test's impact on actual health outcomes (not just prescribing) is not assessed.

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Conditions

The condition(s) this trial relates to.

respiratory system disorder respiratory tract infectious disorder

As listed by the trial registrant

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

RESPIRATORY TRACT DISEASES

Contacts and locations

Locations

MSPU des 3 provinces

Champlitte, Franche-Comté, 70600, France

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