# \#influenza **URL:** https://magic.discourse.group/tag/influenza/5.md [Latest](https://magic.discourse.group/latest.md) · [Categories](https://magic.discourse.group/categories.md) · [Tags](https://magic.discourse.group/tags.md) --- ## [Quadrivalent influenza vaccine is no longer needed](https://magic.discourse.group/t/quadrivalent-influenza-vaccine-is-no-longer-needed/73)
**Author:** [@Iwona\_erda](https://magic.discourse.group/u/Iwona_erda)\ **Replies:** 3\ **Last updated:** [April 26, 2024, 1:06pm UTC](https://magic.discourse.group/t/quadrivalent-influenza-vaccine-is-no-longer-needed/73 "2024-04-26T13:06:11Z")
The quadrivalent influenza vaccine is designed to provide protection against both co-circulating B lineages. Since 2016, it has shown increased effectiveness in preventing influenza caused by the Influenza B virus compar…