Levacetylleucine - IntraBio
Alternative Names: AQNEURSA; IB-1001 - IntraBio; N-Acetyl-L-Leucine - IntraBioLatest Information Update: 27 Feb 2026
At a glance
- Originator University of Munich; University of Oxford
- Developer IntraBio
- Class Acetamides; Amino acids; Esters; Neuroprotectants; Pentanoic acids; Small molecules; Vestibular disorder therapies
- Mechanism of Action Calcium channel modulators
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Orphan Drug Status
Yes - Tay-Sachs disease; Ataxia telangiectasia; Niemann-Pick disease type C
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Registered Niemann-Pick disease type C
- Phase III Ataxia telangiectasia
- Phase II Sandhoff disease; Tay-Sachs disease
Most Recent Events
- 25 Feb 2026 IntraBio plans a phase III pivotal trial for Niemann-Pick disease type C (NPC) and for Ataxia telangiectasia
- 21 Jan 2026 Registered for Niemann-Pick disease type C (In adolescents, In adults, In children, In the elderly) in Norway, Liechtenstein, Iceland (PO)
- 21 Jan 2026 Registered for Niemann-Pick disease type C (In adolescents, In children, In the elderly, In adults) in European Union (PO)