ClinicalTrials.gov record
Completed No phase listed Observational Accepts healthy volunteers Results available

The Safety of Boostrix Following Routine Immunization of Pregnant Women

ClinicalTrials.gov ID: NCT03463577

Public ClinicalTrials.gov record NCT03463577. 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.

ClinicalTrials.gov public records Last synced May 19, 2026, 10:53 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

An Observational, Retrospective Cohort Database Study to Assess the Safety of Boostrix (U.S. Formulation), a Reduced Tetanus, Diphtheria, Acellular Pertussis Vaccine (Tdap), Following Routine Immunization of Pregnant Women in the United States

Study identification

NCT ID
NCT03463577
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
GlaxoSmithKline
Industry
Enrollment
65,783 participants

Conditions and interventions

Conditions

Interventions

  • Safety assessment following routine immunization with Boostrix Other

Other

Eligibility (public fields only)

Age range
Not listed
Sex
Female
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
Apr 12, 2018
Primary completion
Aug 3, 2020
Completion
Aug 3, 2020
Last update posted
May 17, 2022

2018 – 2020

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
GSK Investigational Site Pasadena California 91101

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 NCT03463577, 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 May 17, 2022 · Synced May 19, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03463577 live on ClinicalTrials.gov.

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