Beleaguered Biogen has been handed some encouraging news from the FDA, after the regulator agreed to complete its review of amyotrophic lateral sclerosis (ALS) therapy tofersen within six months.

Eli Lilly's gene-silencing drug lepodisiran has been shown to reduce lipoprotein(a) levels by more than 90% for at least six months with a single injection in a phase 2 trial, reinforcing its ...