Building healthier futures powered by thoughtful science

We are a highly focused, research-driven biopharmaceutical company working in rare diseases. We're exploring the potential of cutting-edge science as a subsidiary of Nippon Shinyaku Co., Ltd. In Japan.

Advancing rare disease research

Inspired by our own families, as well as the individuals we aim to provide with treatment, NS Pharma is conducting advanced research in rare diseases, including exon-skipping technology, to offer new, effective treatment options for Duchenne. We’re also developing JAK1 inhibition for the potential treatment of eosinophilic granulomatosis with polyangiitis (EGPA).

Therapeutic areas

NS Pharma is working to have an important impact on the lives of patients with rare diseases. Our therapeutic areas encompass neurological diseases and inflammatory diseases.

Scientific approaches

Harnessing the power of innovative science can help bring new treatments to patients with rare diseases. NS Pharma is developing therapies through exon-skipping, cell therapy and JAK1 inhibition technology.

Therapeutic areas

NS Pharma is working to have an important impact on the lives of patients with rare diseases. Our therapeutic areas encompass neurological diseases and inflammatory diseases.

Scientific approaches

Harnessing the power of innovative science can help bring new treatments to patients with rare diseases. NS Pharma is developing therapies through exon-skipping, cell therapy and JAK1 inhibition technology.

From our blog

Press Release / October 14, 2025

Brogidirsen (NS-089/NCNP-02) 3.5 Year Clinical Trial Data for the Treatment of Duchenne Muscular Dystrophy Presented at 2025 World Muscle Society Congress

Press Release / September 19, 2025

FDA Grants Orphan Drug Designation to NS-051/NCNP-04 for the Treatment of Duchenne Muscular Dystrophy

Press Release / September 9, 2025

FDA Grants Fast Track Designation to NS-229 for the Treatment of Eosinophilic Granulomatosis with Polyangiitis

Press Release / October 14, 2025

Brogidirsen (NS-089/NCNP-02) 3.5 Year Clinical Trial Data for the Treatment of Duchenne Muscular Dystrophy Presented at 2025 World Muscle Society Congress

Press Release / September 19, 2025

FDA Grants Orphan Drug Designation to NS-051/NCNP-04 for the Treatment of Duchenne Muscular Dystrophy

Press Release / September 9, 2025

FDA Grants Fast Track Designation to NS-229 for the Treatment of Eosinophilic Granulomatosis with Polyangiitis

Social media

🌟 Welcome Susan Wierzbicki to our #QualityAssurance team as a Senior Auditor! 👏

With 20+ years in GCP audit management, compliance & vendor qualification, most recently at TKL Research, she brings deep expertise to #NSPharma. We’re thrilled to have you, Susan! 💙 https://x.com/NSPharmaInc/status/1987898435870032358/photo/1

We’re excited to join #CureDuchenne for a special community dinner in Chicago! 💙

This is a night for caregivers & families impacted by Duchenne and Becker to connect & find support together.

🗓️ Nov 8, 6–9 PM
📍 Chicago Prime Steakhouse.

RSVP: https://ow.ly/CJPY50XnBRz https://x.com/NSPharmaInc/status/1986811620069191923/photo/1

A huge thank you to everyone who visited our poster at #AANEM2025 and to MaraWood, Michelle Previtera & Denise Quigley for sharing their insights! 💙

Did you miss us? View the poster here: https://ow.ly/fiui50XnBKc

#Duchenne #RareDiseases #ExonSkipping https://x.com/NSPharmaInc/status/1986449197164314827/photo/1

🏔️ We’re proud to sponsor #HopeForGus and their #EverestToEndDuchenne trek!

This inspiring journey to the Everest Base Camp raises awareness & funds for DMD research, with each step symbolizing hope & determination. 💙

Learn more: https://everesttoendduchenne.org

#NSPharma https://x.com/NSPharmaInc/status/1986086846653235408/photo/1

Please join us in welcoming Marcel Bourgeois to #NSPharma as National Director!

With 15+ years in #PatientAccess, including leadership at Takeda, he’s launched programs & teams improving access for rare disease patients. Excited to have you aboard!

#NewHire https://x.com/NSPharmaInc/status/1985361947546534020/photo/1

We are conducting a Phase 2 #ClinicalTrial evaluating NS-229, an investigational JAK1 inhibitor, to learn more about potential new treatment options for adults with #EGPA.

See if you are eligible to join:
https://clinicaltrials.gov/study/NCT06046222#participation-criteria

#PatientRecruitment #NSPharma https://x.com/NSPharmaInc/status/1984260117773115792/photo/1

We’re proud to sponsor the Jett Foundation’s final 2025 Family Workshop in Norfolk, VA!

Join us on Saturday Nov 8 for a day of learning, connection & empowerment supporting the Duchenne community.

Register here: https://ow.ly/gSuH50Xif1a

#Duchenne #NSPharma #CommunitySupport https://x.com/NSPharmaInc/status/1983534797260575194/photo/1