Roche’s Evrysdi (risdiplam) is the market leader among the drugs for spinal muscular atrophy (SMA). Biogen’s Spinraza (nusinersen) has struggled, but company officials express confidence about future sales.
In a response to a survey, caregivers of people with spinal muscular atrophy identified the risk of severe adverse events and the need for permanent ventilation as the most important factors in treatment decisions. Access to treatment, including cost and availability, ranked third.
Apitegromab works by targeting a protein called myostatin that limits muscle growth and is designed to be used alongside existing spinal muscular atrophy (SMA) treatments.
Updates in Treatment of Adult Spinal Muscular Atrophy