deltatrials
Completed PHASE2 INTERVENTIONAL 3-arm NCT01173211

2010-2011 Trivalent Influenza Vaccine (TIV) in Pregnant Women

A Randomized, Double-Blind Trial on the Safety and Immunogenicity of Seasonal 2010-2011 Inactivated Trivalent Influenza Vaccine in Pregnant Women

Sponsor: National Institute of Allergy and Infectious Diseases (NIAID)

Conditions Influenza
Updated 9 times since 2017 Last updated: Dec 4, 2014 Started: Sep 30, 2010 Primary completion: Nov 30, 2011 Completion: Nov 30, 2011
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE2 clinical study on Influenza, this trial is completed. The trial is conducted by National Institute of Allergy and Infectious Diseases (NIAID) and has accumulated 9 data snapshots since 2010. Infectious disease trials contribute critical data for public health response and treatment development.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotCompleted~Feb 2017 – ~Jun 2018 · 16 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Dec 2022 · 23 months · monthly snapshotCompleted~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshotCompleted~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 11 months · monthly snapshotCompleted

Change History

9 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed PHASE2

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE2

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE2

  4. Jan 2023 — Jul 2024 [monthly]

    Completed PHASE2

  5. Dec 2022 — Jan 2023 [monthly]

    Completed PHASE2

Show 4 earlier versions
  1. Jan 2021 — Dec 2022 [monthly]

    Completed PHASE2

  2. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE2

  3. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE2

  4. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE2

    First recorded

Sep 2010

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • National Institute of Allergy and Infectious Diseases (NIAID)
Data source: National Institute of Allergy and Infectious Diseases (NIAID)

For direct contact, visit the study record on ClinicalTrials.gov .