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  1. pharmadog
  2. ›drugs
  3. ›Qalsody
drug
save

tofersen sodium

Marketedupdated 5mo ago
by $BIIB BIOGEN INC.
Approved
community read0 votes

indications

investigational
ALS

all catalysts(0)

nothing on the calendar yet

Patent cliff

source: FDA Orange Book
first barrier falls
Apr 25, 2028
~1.6 years out

Earliest of all listed patents + FDA exclusivities. Generic / biosimilar entry typically only becomes possible AFTER both patent and exclusivity barriers expire.

patents (3)

  • Apr 1, 2035compositionUS 10385341
  • Apr 1, 2035method-of-use (U-3575)US 10669546
  • Apr 1, 2035method-of-use (U-3575)US 10968453

FDA exclusivities (2)

  • Apr 25, 2030ODE-432Orphan Drug (7y)3.6y
  • Apr 25, 2028NCENew Chemical Entity (5y)1.6y

News(4)

  • Ionis-Otsuka offer 'groundbreaking' improvement in function and survival for genetic type of ALS
    Ulefnersen, an RNA-targeted therapy being developed by Ionis Pharmaceuticals and Otsuka Pharmaceutical, improved measurements of functional impairment and survival in patients with a rare, genetic…
    biospace · 13d ago
  • Ionis’ ‘breakthrough’ Alexander disease approval establishes pillar of rare disease pipeline
    After Jenny Pearson’s daughter Elise first had a seizure at 16 months old, an MRI came back clean—her brain “looked beautiful,” Pearson recalled to Fierce. But a follow-up scan a year later, just d…
    fiercebiotech · 1mo ago
  • FDA approves Ionis’ antisense drug as first targeted therapy for Alexander disease
    Zanvastro, an antisense oligonucleotide therapy, represents the first independent neurology launch for Ionis Pharmaceuticals, which intends to leverage the foothold for more approvals in rare neuro…
    biospace · 1mo ago
  • Biogen’s targeted ALS treatment is reversing decline in some patients. Can more be helped?
    Three years after Qalsody was approved by the FDA as the first drug to target a genetic cause of ALS, some patients are reporting not only disease stabilization but also improvement of symptoms.
    biospace · 1mo ago
brand
Qalsody
generic
tofersen sodium
indication
Amyotrophic Lateral Sclerosis
phase
marketed
Data sources
ClinicalTrials.gov
last refreshed 15m ago
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