Birch pollen extract - Stallergenes Greer plc
Alternative Names: Bet v 1; Bet v 1a; Oralair Bet V 1 recombinant allergen; Oralair Birch; rBet v 1; Staller (Birch); Staloral Birch; STALORAL® Birch 300 IRLatest Information Update: 05 Nov 2025
At a glance
- Originator Stallergenes SA
- Developer Endo, Inc.; Stallergenes Greer plc; Stallergenes SA
- Class Allergens; Peptide vaccines; Peptides; Skin disorder therapies; Tree pollen allergy immunotherapies
- Mechanism of Action Immunomodulators
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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 No
Highest Development Phases
- Marketed Seasonal allergic rhinitis
Most Recent Events
- 30 Oct 2025 Efficacy and adverse events data from a phase III YOBI trial in Seasonal allergic rhinitis released by Stallergenes Greer
- 06 Aug 2025 Stallergenes Greer completes a phase III trial in Seasonal allergic rhinitis in Finland, Sweden, France, Germany, Lithuania, Hungary, Latvia, Poland, Romania, Bulgaria, Slovakia and Austria (Sublingual) (In children, In adolescents) (NCT05668390)
- 20 Jun 2024 Phase-III development for Seasonal allergic rhinitis is ongoing in Denmark, Czech Republic, Estonia, Finland, France, Germany, Poland, Sweden, Latvia, Lithuania, Slovakia (Sublingual)