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ApprovedUpdate

Nusinersen (SPINRAZA)

Spinal muscular atrophy

BIIBBiogen
Expected catalystTBA

Catalyst overview

Event details

Drug or asset
Nusinersen (SPINRAZA)
Development stage
Approved
Event type
Update
Indication
Spinal muscular atrophy

Research summary

What is being tracked?

This catalyst tracks a Approved update for Nusinersen (SPINRAZA) in Spinal muscular atrophy . The expected timing is based on the latest available company guidance and may change.

Development notes

DEVOTE study. 9/4/24- Positive topline data from the pivotal cohort (Part B) of Ph2/3. 1/23/25- FDA & EMA accepted application for higher dose regimen. 6/27/25- Reported new data. 9/24/25- CRL issued for the high dose regimen sNDA. Plans to resubmit based upon readily available information. 01/12/26:- EC approved high-dose SPINRAZA regimen; FDA decision on high-dose expected by April 3, 2026. 03/05/26:- Present DEVOTE/ONWARD high-dose data at MDA Mar 8-11, 2026. FDA decision expected April 3, 2026. 03/30/26:- FDA approved high-dose SPINRAZA for SMA; U.S. availability in coming weeks.

Verification

Primary source

Confirm timing and program details against the company announcement or filing.

Open source

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Company

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BIIB · NasdaqGS
Industry
Biotechnology
Pipeline assets
27
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Updated Aug 23, 2026. Dates can change; this is not investment advice.

Disclaimer: Biotech Stock Intel is an independent research platform. Information is provided for informational purposes only and is not investment or medical advice. Always verify catalyst dates against primary sources and conduct your own research.
Biotech Stock Intel© 2026 Biotech Stock Intel
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