Trial Profile

A Pragmatic Randomized Trial to Evaluate the Effectiveness of High-Dose Quadrivalent Influenza Vaccine vs. Standard-Dose Quadrivalent Influenza Vaccine in Older Adults

Status: Active, no longer recruiting

Phase of Trial: Phase IV

Latest Information Update: 21 May 2025

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At a glance

Drugs Influenza virus vaccine (Primary)
Indications Influenza virus infections
Focus Therapeutic Use
Acronyms DANFLU-2

Most Recent Events

11 May 2025 Status changed from recruiting to active, no longer recruiting.
19 Sep 2024 Planned number of patients changed from 286900 to 339700.
27 Jul 2023 Planned number of patients changed from 208000 to 286900.

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