Tofersen Fails to Slow SOD1-ALS in VALOR Trial, But Hopeful Trends Seen
Tofersen, an experimental treatment for amyotrophic lateral sclerosis (ALS) patients with mutations in the SOD1 gene, failed to significantly slow the rate of disease progression relative to a placebo in a Phase 3 trial. These top-line findings mean that the VALOR study (NCT02623699), which is testing tofersen in…