deltatrials
Active Not Recruiting OBSERVATIONAL NCT05811754

Safety of Herpes Zoster Subunit (HZ/su) Vaccine During Pregnancy in Adult Women With Immunocompromised Conditions

Post-marketing Commitment Safety Study of HZ/su to Evaluate Pregnancy Exposures and Outcomes in Immunodeficient or Immunosuppressed Women Between 18 and 49 Years of Age

Sponsor: GlaxoSmithKline

Conditions Herpes Zoster
Interventions Data collection
Updated 4 times since 2023 Last updated: Nov 10, 2025 Started: May 9, 2022 Primary completion: Mar 31, 2028 Completion: Mar 31, 2028
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Herpes Zoster, this trial is ongoing. The trial is conducted by GlaxoSmithKline and has accumulated 4 data snapshots since 2022. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~May 2023 – ~Jul 2024 · 14 months · monthly snapshotNot Yet Recruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Dec 2025 · 15 months · monthly snapshotNot Yet Recruiting~Dec 2025 – present · 7 months · monthly snapshotActive Not Recruiting

Change History

4 versions recorded
  1. Dec 2025 — Present [monthly]

    Active Not Recruiting

    Status: Not Yet RecruitingActive Not Recruiting

  2. Sep 2024 — Dec 2025 [monthly]

    Not Yet Recruiting

  3. Jul 2024 — Sep 2024 [monthly]

    Not Yet Recruiting

  4. May 2023 — Jul 2024 [monthly]

    Not Yet Recruiting

    First recorded

May 2022

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • GlaxoSmithKline
  • Harvard Pilgrim Health Care Institute
Data source: GlaxoSmithKline

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

Study Locations