Safety and Immunogenicity of Simultaneous Tdap and IIV in Pregnant Women
Public ClinicalTrials.gov record NCT02783170. 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 Prospective, Randomized, Open-label Clinical Trial to Assess the Safety and Immunogenicity of Simultaneous vs Sequential Administration of Tetanus Toxoid, Reduced Diphtheria Toxoid, and Acellular Pertussis Vaccine and Inactivated Influenza Vaccine in Pregnant Women - Pilot
Study identification
- NCT ID
- NCT02783170
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Duke University
- Other
- Enrollment
- 81 participants
Conditions and interventions
Conditions
Interventions
- 2016-2017 Quadrivalent Inactivated Influenza Vaccine Biological
- 2017-2018 Quadrivalent Inactivated Influenza Vaccine Biological
- Tetanus, Diphtheria, and Pertussis Vaccine Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 45 Years
- Sex
- Female
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 31, 2016
- Primary completion
- Apr 2, 2018
- Completion
- May 9, 2018
- Last update posted
- Jul 27, 2025
2016 – 2018
United States locations
- U.S. sites
- 3
- U.S. states
- 3
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Centers for Disease Control and Prevention | Atlanta | Georgia | — | — |
| Duke University | Durham | North Carolina | 27705 | — |
| Cincinnati Children's Hospital Medical Center | Cincinnati | Ohio | 45229 | — |
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 NCT02783170, 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 Jul 27, 2025 · Synced May 19, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02783170 live on ClinicalTrials.gov.