deltatrials
Completed PHASE3 INTERVENTIONAL 3-arm NCT00574548

Study Evaluating the Safety, Tolerability and Immunogenicity of 13vPnC as a 2-Dose Regimen or With 23vPS

A Phase 3, Randomized, Active-Controlled, Modified Double-blind Trial to Evaluate the Safety, Tolerability, and Immunogenicity of 13-valent Pneumococcal Conjugate Vaccine When Administered Over 12 Months Either as a 2-Dose Regimen or With 23-valent Pneumococcal Polysaccharide Vaccine in Healthy Adults 60 to 64 Years of Age Who Are Naive to 23vPS

Sponsor: Wyeth is now a wholly owned subsidiary of Pfizer

Updated 8 times since 2017 Last updated: Jul 18, 2011 Started: Nov 30, 2007 Primary completion: Feb 28, 2010 Completion: Feb 28, 2010
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE3 trial investigates Pneumococcal Vaccines and is currently completed. Wyeth is now a wholly owned subsidiary of Pfizer leads this study, which shows 8 recorded versions since 2007 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

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 – present · 23 months · monthly snapshotCompleted

Change History

8 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed PHASE3

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

  3. Jan 2023 — Jul 2024 [monthly]

    Completed PHASE3

  4. Dec 2022 — Jan 2023 [monthly]

    Completed PHASE3

  5. Jan 2021 — Dec 2022 [monthly]

    Completed PHASE3

Show 3 earlier versions
  1. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE3

  2. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE3

  3. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE3

    First recorded

Nov 2007

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Wyeth is now a wholly owned subsidiary of Pfizer
Data source: Wyeth is now a wholly owned subsidiary of Pfizer

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