Herpes zoster after recombinant herpes zoster vaccination - Immediate post-RHZ-vaccination evolution of CMI, HMI and lymphocyte count and typing.

2025-521547-20-00 Therapeutic use (Phase IV) Authorised, recruitment pending

Status Authorised, recruitment pending · 1 EU/EEA countries · 1 sites

Overview

Sponsor-declared trial summary

Phase Therapeutic use (Phase IV)
Status Authorised, recruitment pending
Participants planned 10
Countries 1
Sites 1

Herpes Zoster virus prevention

To investigate the sequential VZV-specific CMI and HMI as well as the lymphocyte typing before and after recombinant HZ vaccination, to better understand the post-vaccination transient specific VZV immunosuppression.

Key facts

Sponsor
Centre hospitalier universitaire de Liege
Participant type
Healthy volunteers
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Virus Diseases [C02]
Decision date (initial)
2025-12-04
Transition trial
No
Low-intervention
Yes
Rare-disease indication
No
Vulnerable population
No

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Prophylaxis

To investigate the sequential VZV-specific CMI and HMI as well as the lymphocyte typing before and after recombinant HZ vaccination, to better understand the post-vaccination transient specific VZV immunosuppression.

Conditions and MedDRA coding

Herpes Zoster virus prevention

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 5

  1. Male and female adults between 50 and 65 years of age
  2. Be healthy
  3. Willingness to sign the consent form
  4. Willingness to the 9 blood samples
  5. Willingness to receive the 2 doses of the RHZ vaccine (at 2-6 months interval)

Exclusion criteria 10

  1. Intake of any immunosuppressive therapies
  2. Pre-menoposal women
  3. Any form of immunosuppression
  4. Recent live or non-live vaccination(s) (3 months prior to inclusion)
  5. Unwillingness to sign the consent form
  6. Prior varicella zoster virus vaccination
  7. Prior herpes zoster virus vaccination
  8. History of prior episode of herpes zoster
  9. Active herpes zoster at day 0 of the study
  10. Contraindication for the RHZ vaccine or one or more of the constituents

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 1

  1. The primary endpoint of the study will be the variations and evolution of quantitative values of the 3 parameters over the 3 weeks study period: VZV-specific CMI and quantification, VZV-specific HMI and quantification and Lymphocyte typing

Investigational products

Investigational medicinal products (IMPs), comparators, placebo, auxiliary

Test 1

Shingrix powder and suspension for suspension for injection Herpes zoster vaccine (recombinant, adjuvanted)

PRD5984057 · Product

Active substance
Recombinant Varicella Zoster Virus Glycoprotein E
Substance synonyms
GSK-1437173A, RECOMBINANT VARICELLA ZOSTER VIRUS SURFACE GLYCOPROTEIN E
Pharmaceutical form
SUSPENSION FOR INJECTION
Route of administration
INTRAMUSCULAR INJECTION
Max daily dose
1 ml millilitre(s)
Max total dose
2 ml millilitre(s)
Max treatment duration
6 Month(s)
Authorisation status
Authorised
ATC code
J07BK03 — -
Marketing authorisation
EU/1/18/1272/001
MA holder
GLAXOSMITHKLINE BIOLOGICALS S.A.
MA country
Liechtenstein
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Centre hospitalier universitaire de Liege

Sponsor organisation
Centre hospitalier universitaire de Liege
Address
Avenue De L'Hopital 1
City
Liege
Postcode
4000
Country
Belgium

Scientific contact point

Organisation
Centre hospitalier universitaire de Liege
Contact name
Arjen Nikkels

Public contact point

Organisation
Centre hospitalier universitaire de Liege
Contact name
Arjen Nikkels

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Belgium Authorised, recruitment pending 10 1
Rest of world 0

Investigational sites

Belgium

1 site · Authorised, recruitment pending
Centre hospitalier universitaire de Liege
Dermatology, Avenue De L'Hopital 1, 4000, Liege

Results and documents

Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial

Documents 8 files

Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.

TypeTitleVersion
Protocol (for publication) D1_Protocol 2025-521547-20-00 2.1
Recruitment arrangements (for publication) K1 Recruitment arrangements 2.0
Subject information and informed consent form (for publication) L1_SIS and ICF adults 2.0
Summary of Product Characteristics (SmPC) (for publication) G2_SmPC Shingrix 1
Synopsis of the protocol (for publication) D1_Protocol synopsis_AL 2025-521547-20-00 1
Synopsis of the protocol (for publication) D1_Protocol synopsis_EN 2025-521547-20-00 1
Synopsis of the protocol (for publication) D1_Protocol synopsis_FR 2025-521547-20-00 2.0
Synopsis of the protocol (for publication) D1_Protocol synopsis_NL 2025-521547-20-00 1

Application history

3 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2025-09-23 Belgium Acceptable
2025-12-04
2025-12-04
2 NON SUBSTANTIAL MODIFICATION NSM-1 2026-01-05 Belgium Acceptable
2025-12-04
2026-01-05
3 NON SUBSTANTIAL MODIFICATION NSM-2 2026-03-16 Belgium Acceptable
2025-12-04
2026-03-16