deltatrials
Completed PHASE4 INTERVENTIONAL 3-arm NCT02637583

Sequential Versus Simultaneous Pneumococcal Vaccination in Elderly: Immunological Memory and Antibody Levels

Sequential Versus Simultaneous Vaccination With Pneumococcal Conjugate Vaccine (Prevenar 13) and Pneumococcal Polysaccharide Vaccine (Pneumovax 23) in Elderly: Immunological Memory and Antibody Levels

Sponsor: Jena University Hospital

Interventions PCV13 PPV23
Updated 12 times since 2017 Last updated: Nov 29, 2023 Started: Oct 18, 2017 Primary completion: Nov 7, 2022 Completion: Nov 6, 2023
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE4 clinical study on Pneumococcal Infections, this trial is completed. The trial is conducted by Jena University Hospital and has accumulated 12 data snapshots since 2017. Infectious disease trials contribute critical data for public health response and treatment development.

Status Flow

~Jan 2017 – ~Mar 2017 · 59 days · monthly snapshotNot Yet Recruiting~Mar 2017 – ~Oct 2017 · 7 months · monthly snapshotNot Yet Recruiting~Oct 2017 – ~Jun 2018 · 8 months · monthly snapshotRecruiting~Jun 2018 – ~Jun 2019 · 12 months · monthly snapshotRecruiting~Jun 2019 – ~Aug 2020 · 14 months · monthly snapshotRecruiting~Aug 2020 – ~Jan 2021 · 5 months · monthly snapshotRecruiting~Jan 2021 – ~Oct 2021 · 9 months · monthly snapshotRecruiting~Oct 2021 – ~Dec 2022 · 14 months · monthly snapshotRecruiting~Dec 2022 – ~Jan 2024 · 13 months · monthly snapshotActive Not Recruiting~Jan 2024 – ~Jul 2024 · 6 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 24 months · monthly snapshotCompleted

Change History

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

    Completed PHASE4

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  3. Jan 2024 — Jul 2024 [monthly]

    Completed PHASE4

    Status: Active Not RecruitingCompleted

  4. Dec 2022 — Jan 2024 [monthly]

    Active Not Recruiting PHASE4

    Status: RecruitingActive Not Recruiting

  5. Oct 2021 — Dec 2022 [monthly]

    Recruiting PHASE4

Show 7 earlier versions
  1. Jan 2021 — Oct 2021 [monthly]

    Recruiting PHASE4

  2. Aug 2020 — Jan 2021 [monthly]

    Recruiting PHASE4

  3. Jun 2019 — Aug 2020 [monthly]

    Recruiting PHASE4

  4. Jun 2018 — Jun 2019 [monthly]

    Recruiting PHASE4

  5. Oct 2017 — Jun 2018 [monthly]

    Recruiting PHASE4

    Status: Not Yet RecruitingRecruiting

  6. Mar 2017 — Oct 2017 [monthly]

    Not Yet Recruiting PHASE4

  7. Jan 2017 — Mar 2017 [monthly]

    Not Yet Recruiting PHASE4

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Jena University Hospital
Data source: Jena University Hospital

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

Study Locations