10/19/2026
Seven years ago, Jaci Hermstad became the first person in the world to receive jacifusen, an experimental treatment developed in the race to save her life.
What began as an effort to help one young woman has since grown into something much bigger.
In September 2026, Otsuka announced that the Phase 3 FUSION trial for ulefnersen, formerly known as jacifusen, met its primary endpoint.
From Alex Hermstad, twin sister of Jaci, whose donated tissue helped begin this research, to Jaci, whose treatment helped pave the way forward, the Hermstad sisters' legacy continues to shape the future of ALS research.
Read the full release here: https://bit.ly/3VYwy35