Trial to Evaluate the Safety and Immunogenicity of Multivalent Pneumococcal Vaccines in Japanese Adults 18 to 49 Years of Age
Public ClinicalTrials.gov record NCT03642847. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A PHASE 1B, RANDOMIZED, CONTROLLED, DOUBLE-BLIND TRIAL TO EVALUATE THE SAFETY AND IMMUNOGENICITY OF MULTIVALENT PNEUMOCOCCAL CONJUGATE VACCINES IN HEALTHY JAPANESE ADULTS 18 TO 49 YEARS OF AGE
Study identification
- NCT ID
- NCT03642847
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Pfizer
- Industry
- Enrollment
- 104 participants
Conditions and interventions
Conditions
Interventions
- Prevnar 13 Biological
- multivalent pneumococcal conjugate formulation 1 Biological
- multivalent pneumococcal conjugate formulation 2 Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 49 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 28, 2018
- Primary completion
- Mar 28, 2019
- Completion
- Mar 28, 2019
- Last update posted
- Jun 11, 2019
2018 – 2019
United States locations
- U.S. sites
- 4
- U.S. states
- 3
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Collaborative Neuroscience Network, LLC. | Garden Grove | California | 92845 | — |
| Collaborative Neuroscience Network, LLC. | Long Beach | California | 90806 | — |
| East-West Medical Research Institute | Honolulu | Hawaii | 96814 | — |
| Clinilabs Drug Development Corporation | Eatontown | New Jersey | 07724 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03642847, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jun 11, 2019 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03642847 live on ClinicalTrials.gov.