# Novel Guillain-Barré drug disables part of immune system

A first-of-its-kind drug for Guillain-Barré syndrome works by selectively switching off a specific part of the immune system. This targeted approach offers a new treatment option for the rare autoimmune disorder, which attacks the peripheral nerves. The innovation matters because current therapies are broad and often have severe side effects.

**Importance:** 3/5

## Sources

### Science
- [New Scientist](https://www.newscientist.com/article/2582376-first-targeted-treatment-for-guillain-barre-syndrome-nears-approval/?utm_campaign=RSS|NSNS&utm_content=home&utm_medium=RSS&utm_source=NSNS) — Thu, 30 Jul 2026 10:00:00 +0000