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VI

GlaxoSmithKline · FDA-approved active Small molecule

VI is a varicella zoster virus vaccine that stimulates immune response to prevent herpes zoster (shingles) infection.

VI is a varicella zoster virus vaccine that stimulates immune response to prevent herpes zoster (shingles) infection. Used for Prevention of herpes zoster (shingles) in adults aged 50 years and older, Prevention of herpes zoster in immunocompromised adults aged 18 years and older.

At a glance

Generic nameVI
SponsorGlaxoSmithKline
Drug classRecombinant zoster vaccine
TargetVaricella zoster virus glycoprotein E (gE)
ModalitySmall molecule
Therapeutic areaImmunology / Infectious Disease
PhaseFDA-approved

Mechanism of action

VI (Shingrix) is a recombinant zoster vaccine containing VZV glycoprotein E antigen combined with an AS01B adjuvant system. It works by priming both CD4+ and CD8+ T-cell responses against varicella zoster virus, providing durable protection against herpes zoster and post-herpetic neuralgia in older adults and immunocompromised populations.

Approved indications

Common side effects

Key clinical trials

Primary sources

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SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

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