Lilly's Kisunla (donanemab) receives marketing authorization in Australia for the treatment of early symptomatic Alzheimer's disease

Core Insights - Eli Lilly and Company has received marketing authorization for Kisunla (donanemab) in Australia, marking it as the first amyloid-targeting therapy for Alzheimer's registered in the country [1][3] - Kisunla is indicated for adult patients with mild cognitive impairment and mild dementia due to Alzheimer's disease, specifically targeting Apolipoprotein E ε4 heterozygotes or non-carriers [1][6] - The drug has shown significant efficacy in slowing cognitive and functional decline in early symptomatic Alzheimer's disease, with a 35% reduction in decline compared to placebo over 18 months [3][9] Regulatory and Clinical Data - The authorization in Australia is based on data from the TRAILBLAZER-ALZ 2 and TRAILBLAZER-ALZ 6 clinical trials, which demonstrated the drug's effectiveness and safety profile [3][4] - Kisunla has been approved in multiple countries, including the United States, Japan, and the United Kingdom, totaling 13 regulatory authorizations [5][10] - The TRAILBLAZER-ALZ 2 study involved 1,736 participants and showed a 39% reduced risk of progressing to the next clinical stage of Alzheimer's disease [3][7] Patient Population and Impact - Approximately 600,000 Australians are living with Alzheimer's disease, with around 450,000 in early stages eligible for Kisunla treatment [3][4] - Alzheimer's disease is the third leading cause of death in Australia, highlighting the urgent need for effective treatments [3][4] - The earlier patients are diagnosed and treated with Kisunla, the better their response to the therapy, emphasizing the importance of timely intervention [3][10] Safety and Side Effects - Kisunla can cause amyloid-related imaging abnormalities (ARIA), which are generally asymptomatic but can lead to serious complications [4][12] - A modified titration schedule has been approved to reduce the incidence of ARIA while maintaining the drug's efficacy [4][9] - The product information includes warnings about potential serious side effects, including infusion-related reactions and ARIA [12][16]