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Placebo to ZOSTAVAX™

Merck Sharp & Dohme LLC · Phase 3 active Biologic

This is a placebo control arm in a clinical trial comparing against ZOSTAVAX, a live attenuated varicella-zoster virus vaccine designed to prevent herpes zoster (shingles) in older adults.

This is a placebo control arm in a clinical trial comparing against ZOSTAVAX, a live attenuated varicella-zoster virus vaccine designed to prevent herpes zoster (shingles) in older adults. Used for Prevention of herpes zoster (shingles) in adults aged 50 years and older.

At a glance

Generic namePlacebo to ZOSTAVAX™
SponsorMerck Sharp & Dohme LLC
Drug classVaccine (live attenuated)
ModalityBiologic
Therapeutic areaImmunology / Infectious Disease
PhasePhase 3

Mechanism of action

Placebo serves as the inactive control comparator in Phase 3 trials of ZOSTAVAX. ZOSTAVAX itself is a live attenuated vaccine that stimulates cell-mediated and humoral immune responses against varicella-zoster virus to reduce the incidence and severity of herpes zoster and post-herpetic neuralgia in immunocompetent adults aged 50 years and older.

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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