Trial Profile

A Two-arm, Non-randomised, Open-label Experimental Medicine Study to Compare Immune Responses Between Healthy Volunteers Aged 18-55years Receiving Either an Intranasal Live-attenuated Influenza Vaccine or Viral Challenge With GMP Influenza A/Belgium/4217/2015 (H3N2)

Status: Recruiting

Phase of Trial: Phase II

Latest Information Update: 13 May 2026

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At a glance

20 Apr 2026 Max age changed 40 to 55 years.
20 Apr 2026 Planned End Date changed from 6 Jan 2026 to 31 Jul 2026.
20 Apr 2026 Planned primary completion date changed from 6 Jan 2026 to 31 Jul 2026.

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