NeuroSense Therapeutics to Present New Data from PrimeC's Phase 2b Trial in ALS at the Annual American Academy of Neurology Meeting
Rhea-AI Summary
NeuroSense Therapeutics (NASDAQ: NRSN) will present new data from its Phase 2b trial of PrimeC, a novel ALS treatment, at the 77th Annual American Academy of Neurology Meeting on April 8, 2025, in San Diego.
Two key presentations are scheduled: Dr. Jeremy Shefner will present at 2:24 PM, focusing on PrimeC's safety, efficacy, and target engagement data from an 18-month Phase 2b trial. The results show marked reduction in ALS progression and multiple biomarker endpoints confirming biological activity.
Dr. Jeffrey Rosenfeld will present at 6:15 PM during a late breaker session, discussing microRNA modulation and iron-related pathways in ALS treatment with PrimeC. The presentations highlight PrimeC's potential as a disease-modifying therapy for ALS patients.
Positive
- Phase 2b trial showed marked reduction in ALS progression
- PrimeC demonstrated safety and tolerability in 18-month trial
- Multiple biomarker endpoints confirmed biological activity
- Advancing to Phase 3 trial
Negative
- None.
News Market Reaction 1 Alert
On the day this news was published, NRSN gained 4.49%, reflecting a moderate positive market reaction.
Data tracked by StockTitan Argus on the day of publication.
Two presentations in the General Neurology and Late Breaker sessions will respectively cover new clinical and microRNA data from NeuroSense

Jeremy Shefner, M.D., Ph.D., Chair of the Department of Neurology and Senior Vice President at the Barrow Neurological Institute, will present new, compelling data from the Phase 2b trial of PrimeC, NeuroSense's novel investigational therapy for amyotrophic lateral sclerosis (ALS), at 2:24 p.m. His presentation, "Shifting the Paradigm: PrimeC, an Oral Candidate for ALS, Demonstrates Safety, Efficacy, and Target Engagement in an 18-Month Phase 2b Trial," will highlight PrimeC's disease-modifying potential in ALS treatment.
"This exciting Phase 2b trial data underscores PrimeC's potential to redefine ALS treatment," says Shefner. "By demonstrating safety and tolerability, an indication of marked reduction in ALS progression, and multiple biomarker endpoints establishing PrimeC's biological activity, we move closer to offering a disease-modifying therapy that could lead to significantly improved clinical outcomes for people with ALS."
Additionally, Jeffrey Rosenfeld, M.D., Ph.D., Professor of Neurology and Associate Chairman of Neurology at Loma Linda University School of Medicine, will present insights during a late breaker session at 6:15 p.m. on the role of microRNA modulation in ALS treatment, depicting the multi-targeted approach of PrimeC. His presentation, "MicroRNA Profiling and Iron-Related Modulation as Key Markers for Target Engagement in ALS Treatment with PrimeC," will shed new light on the understanding of PrimeC's mechanism of action in ALS.
"PrimeC represents great potential to fundamentally change ALS treatment, with its multi-targeted approach revealing profound insights into disease mechanisms," says Rosenfeld. "By exploring microRNA modulation and iron-related pathways, we deepen our understanding of how PrimeC engages key targets of disease, offering new hope for tackling the complexities of ALS. These significant changes in such relevant biomarker endpoints reflecting target engagement, along with the clinical outcomes reported earlier, heighten our anticipation and enthusiasm for the forthcoming phase 3 trial of PrimeC."
About ALS
Amyotrophic lateral sclerosis ("ALS") is an incurable neurodegenerative disease that causes complete paralysis and death within 2-5 years from diagnosis. Every year, more than 5,000 people are diagnosed with ALS in the
About PrimeC
PrimeC, NeuroSense's lead drug candidate, is a novel extended-release oral formulation composed of a unique fixed-dose combination of two FDA-approved drugs: ciprofloxacin and celecoxib. PrimeC is designed to synergistically target several key mechanisms of ALS that contribute to motor neuron degeneration, inflammation, iron accumulation and impaired ribonucleic acid ("RNA") regulation to potentially inhibit the progression of ALS. NeuroSense completed a Phase 2a clinical trial which met its safety and efficacy endpoints including reducing functional and respiratory deterioration and statistically significant changes in ALS-related biological markers indicating PrimeC's biological activity. PrimeC was granted Orphan Drug Designation by the
About NeuroSense
NeuroSense Therapeutics, Ltd. is a clinical-stage biotechnology company focused on discovering and developing treatments for patients suffering from debilitating neurodegenerative diseases. NeuroSense believes that these diseases, which include amyotrophic lateral sclerosis (ALS), Alzheimer's disease and Parkinson's disease, among others, represent one of the most significant unmet medical needs of our time, with limited effective therapeutic options available for patients to date. Due to the complexity of neurodegenerative diseases and based on strong scientific research on a large panel of related biomarkers, NeuroSense's strategy is to develop combined therapies targeting multiple pathways associated with these diseases.
For additional information, we invite you to visit our website and follow us on LinkedIn, YouTube and X. Information that may be important to investors may be routinely posted on our website and these social media channels.
Forward-Looking Statements
This press release contains "forward-looking statements" that are subject to substantial risks and uncertainties. All statements, other than statements of historical fact, contained in this press release are forward-looking statements. Forward-looking statements contained in this press release may be identified by the use of words such as "anticipate," "believe," "contemplate," "could," "estimate," "expect," "intend," "seek," "may," "might," "plan," "potential," "predict," "project," "target," "aim," "should," "will" "would," or the negative of these words or other similar expressions, although not all forward-looking statements contain these words. Forward-looking statements are based on NeuroSense Therapeutics' current expectations and are subject to inherent uncertainties, risks and assumptions that are difficult to predict and include statements regarding the potential of PrimeC. Further, certain forward-looking statements are based on assumptions as to future events that may not prove to be accurate. The future events and trends may not occur and actual results could differ materially and adversely from those anticipated or implied in the forward looking statements. These risks include the risk of a delay in submission by the Company of its regulatory dossier, that regulatory approvals for PrimeC will be delayed or not obtained in
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