Study Evaluating the Nasopharyngeal Carriage in Healthy Children

Pfizer242 enrolled

Overview

The purpose of this study is to assess the prevalence of pneumococcal stereotypes in the nasopharynx of healthy children and to describe the changes of nasopharyngeal carriage at different ages over time.

Study Type

OBSERVATIONAL

Enrollment

242

Conditions

Healthy Subjects

Eligibility

Sex: ALLMin age: 3 MonthsMax age: 4 MonthsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: Main inclusion criteria: * Age at enrolment 3 to 4 month Main Exclusion Criteria: * Malformation or injury of the nasopharynx * Known or suspected immunodeficiency * Relevant immunosuppression * Use of antibiotics up to 10 days prior to study inclusion

Locations (1)

Pfizer Investigational Site

Offenbach, Germany

Outcomes

Primary Outcomes

Number and frequency of S. pneumonia positive serotypes

Time frame: 57 months

Secondary Outcomes

Changes in number and frequency of S. pneumonia positive children at different ages over time

Time frame: 57 month

Data from ClinicalTrials.gov

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