Litifilimab - Biogen
Alternative Names: 24F4A; Anti-BDCA2 antibody - Biogen; BIIB-059Latest Information Update: 14 Sep 2026
At a glance
- Originator Biogen Idec
- Developer Biogen
- Class Monoclonal antibodies; Skin disorder therapies
- Mechanism of Action Dendritic cell inhibitors
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Orphan Drug Status
No
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Phase III Cutaneous lupus erythematosus; Systemic lupus erythematosus
Most Recent Events
- 06 Jun 2026 efficacy and adverse event data from a phase II/III AMETHYST trial in Cutaneous lupus erythematosus presented at the 27th Annual Congress of the European League Against Rheumatism (EULAR 2026)
- 06 Jun 2026 Efficacy data from the phase-II LILAC trial in Lupus Erythematosus presented at the 27th Annual Congress of the European League Against Rheumatism (EULAR-2026)
- 29 Mar 2026 Adverse events and efficacy data from the Part A portion of phase II/III AMETHYST trial in Cutaneous lupus erythematosus released by Biogen