In Brief: Subcutaneous Lecanemab (Leqembi Iqlik) for Initial Treatment of Alzheimer's Disease

The FDA has approved Leqembi Iqlik, the subcutaneous (SC) formulation of the amyloid beta-directed monoclonal antibody lecanemab, for once-weekly initiation dosing in patients with Alzheimer's disease (AD). The SC formulation was previously approved only for maintenance treatment in patients who had received IV lecanemab for at least 18 months.