Drug Profile

NS 229 - Nippon Shinyaku

Alternative Names: NS-221

Latest Information Update: 17 Sep 2025

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At a glance

Originator Nippon Shinyaku; NS Pharma
Class Anti-inflammatories
Mechanism of Action Janus kinase 1 inhibitors

Orphan Drug Status

Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

Yes - Churg-Strauss syndrome
New Molecular Entity Yes
Available For Licensing Yes

Highest Development Phases

Phase II Churg-Strauss syndrome

Most Recent Events

09 Sep 2025 NS 229 - Nippon Shinyaku receives Fast Track designation for Churg-Strauss syndrome [PO] in USA
30 Apr 2025 NS 229 - Nippon Shinyaku receives Orphan Drug status for Churg-Strauss syndrome in USA
24 Jan 2024 NS 229 is still in phase I/II trial for Churg-Strauss-syndrome (NS pharma pipeline, January 2024)

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