FDA Approval of Aducanumab

Neurimmune welcomes the news that the U.S. Food and Drug Administration (FDA) has approved Biogen’s regulatory application for the use of aducanumab in the treatment of Alzheimer’s disease

SCHLIEREN-ZURICH, Switzerland, June 7, 2021 /PRNewswire/ -- Neurimmune Therapeutics welcomes the news that the U.S. Food and Drug Administration (FDA) has approved Biogen’s regulatory application for the use of aducanumab in the treatment of Alzheimer’s disease.

Alzheimer’s disease - the leading cause of dementia in elderly people - is characterized by a decade-long build-up of a protein in brain known as amyloid. It can damage the brain’s nerve cells resulting in progressing deficits in memory, learning, orientation in space and time, language, and thoughtful planning. Amyloid is readily detectable in affected brains and its removal is a therapeutic objective in Alzheimer’s disease.

Aducanumab removes amyloid from brains1. It is a human monoclonal antibody discovered with Neurimmune’s Reverse Translational MedicineTM technology and licensed to Biogen who co-developed it with Eisai.

Research at Neurimmune, in collaboration with the University of Zurich, led to the identification of protective anti-amyloid antibodies in healthy elderly people and patients with slowly progressing dementia. These antibodies bound brain amyloid in patient tissues. Study of the antibodies resulted in the discovery of aducanumab. Following intravenous administration, aducanumab crosses the blood-brain-barrier, binds to brain amyloid, and removes it with the help of the immune system.

“The data of three separate clinical studies unequivocally show that aducanumab’s biological activity removed amyloid from brains of patients with Alzheimer’s disease. Based on our understanding of the disease, substantial amyloid removal is required to slow disease progression,” said Roger Nitsch, CEO of Neurimmune. “Our outstanding 14-year collaboration with Biogen succeeded in bringing this new treatment option to patients and their physicians.”

In clinical trials Biogen has demonstrated that aducanumab reduced brain amyloid in a dose- and time-dependent manner. Amyloid was reduced by 59 to 71 percent at 18 months of treatment. Accelerated approval has been granted based on aducanumab’s reduction of amyloid, an effect that is reasonably likely to predict clinical benefit, in this case to slow disease progression.

“The discovery and development of aducanumab has been a fascinating journey, from a small team of scientists experimenting in a university lab, to the creation of a startup biotech company, to global collaborations with passionate pharmaceutical partners and clinical investigators,” said John Growdon, Professor of Neurology at the Harvard Medical School and senior clinical advisor of Neurimmune. “Today’s approval of aducanumab for Alzheimer’s disease is a historic breakthrough for patients, families and society.”

1 Sevigny et al., Nature, 537, 50-56 (2016)

About Aducanumab:

Aducanumab (ADUHELM), a human monoclonal antibody, is the first and only Alzheimer’s disease treatment to address a defining pathology of the disease by reducing amyloid beta plaques in the brain. Aducanumab is indicated for the treatment of Alzheimer’s disease. This indication is granted under accelerated approval based on reduction in amyloid beta plaques in patients treated with aducanumab. Continued approval for this indication may be contingent upon verification of clinical benefit in confirmatory trial(s).

Biogen licensed aducanumab from Neurimmune in 2007 under a collaborative development and license agreement. Since October 2017, Biogen and Eisai have collaborated on the development and commercialization of aducanumab globally.

About Neurimmune:

Neurimmune is a biopharmaceutical company translating human immune memory into transformative antibody therapeutics. Neurimmune develops drug candidates for CNS and related protein aggregation diseases including Alzheimer’s disease, amyotrophic lateral sclerosis, frontotemporal dementia, dementia with Lewy bodies and ATTR cardiomyopathy. Neurimmune discovered aducanumab, a human monoclonal antibody targeting aggregated amyloid beta, together with a team of researchers at the University of Zurich and licensed it to Biogen. With its Reverse Translational Medicine technology, Neurimmune also discovered the anti-tau antibody BIIB076 for Alzheimer’s disease, the anti-miSOD1 antibody AP-101 for ALS and the anti-ATTR antibody NI006 for ATTR cardiomyopathy, programs being currently evaluated in clinical trials. Neurimmune has three additional antibody programs in preclinical development and has recently expanded the spectrum of its treatment modalities by adding a small molecule program and programs involving vectorized expression of human antibody genes.

Contact for Media:
Martin Meier-Pfister
+41 43 244 8140
media@neurimmune.com

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SOURCE Neurimmune

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