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NCT06771479

A Study Evaluating the Safety and Immunogenicity of MVA Strain Monkeypox Attenuated Live Vaccine

Recruiting now Phase 1 Last updated 3 October 2025
What this trial tests

Phase 1 trial testing MVA strain monkeypox attenuated live vaccine (low dose) in Monkeypox in 120 participants. Currently enrolling.

Timeline
22 January 2025
Primary endpoint
30 January 2026
30 May 2026

Quick facts

Lead sponsorShanghai Institute Of Biological Products
PhasePhase 1
StatusRecruiting now
Study typeINTERVENTIONAL
Allocationrandomized
Designparallel
Maskingquadruple
Primary purposeprevention
Enrollment120
Start date22 January 2025
Primary completion30 January 2026
Estimated completion30 May 2026
Sites1 location across China

Drugs / interventions tested

Conditions studied

Sponsor

Shanghai Institute Of Biological Products

Who can join

18 and older, any sex, with Monkeypox. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This is a randomized, double blinded, controlled phase I clinical study. To evaluate the safety and immunogenicity of receiving two doses of MVA strain monkeypox attenuated live vaccine in individuals aged 18 years and above.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

  1. Monkeypox Virus: Epidemiology, Virology, Diagnosis, Vaccine, and Therapeutics.
    Yan Y, Sun Y, Sun G, Niu C, et al · · 2026 · cited 2× · PMID 41488472 · DOI 10.1002/mco2.70525

Verify or expand the search:

Other recruiting trials for Monkeypox

Currently open trials in the same condition.

Other Shanghai Institute Of Biological Products trials

Trials by the same sponsor.

Verify against primary sources

Data sources for this page

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT06771479.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing