# Study Comparing Prevenar® to Pneumo 23 in Reducing Carriage in Children

> **NCT00580684** · PHASE4 · COMPLETED · sponsor: **Wyeth is now a wholly owned subsidiary of Pfizer** · enrollment: 101 (actual)

## Conditions studied

- Vaccines, Pneumococcal
- Vaccines, Pneumococcal Conjugate Vaccine

## Interventions

- **BIOLOGICAL:** pneumococcus conjugate vaccine 7 valent to reduce carriage

## Key facts

- **NCT ID:** NCT00580684
- **Lead sponsor:** Wyeth is now a wholly owned subsidiary of Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-09
- **Primary completion:** —
- **Final completion:** 2004-08
- **Target enrollment:** 101 (ACTUAL)
- **Last updated:** 2007-12-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00580684

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00580684, "Study Comparing Prevenar® to Pneumo 23 in Reducing Carriage in Children". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT00580684. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*