Clinical Trial

Nasopharyngeal Carriage of S. Pneumoniae

Recruiting
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Summary
This nasopharyngeal (NP) carriage surveillance study was requested by the European Agency for the Evaluation of Medicinal Products as a post-licensing commitment to determine whether the use of the pneumococcal conjugate vaccines (PCVs) including 7 then 13 valents (introduced in 2001 and 2010, respectively) caused a shift in the distribution of Streptococcus pneumoniae serotypes in children with acute otitis media and modified the resistance of this bacterial species to antibiotics.
Protocol Amendment History 4 amendments
This ClinicalTrials.gov record has been amended 4 times since 2020-07-01; most recent amendment 2026-03-17.
Trial Details
NCT Number NCT04460313
Lead Sponsor Association Clinique Thérapeutique Infantile du val de Marne
Collaborators: Pfizer
Conditions Nasopharyngeal Carriage, Children, Only, Antibiotic Resistant Strain
Enrollment 25,760 participants
Start Date 2001-09-11
Primary Completion 2026-12-31 (estimated)
Study Completion 2026-12-31 (estimated)
Updated on ClinicalTrials.gov 2026-03-19