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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

LECANEMAB: Side Effect Reports by Year

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Year-by-year breakdown of FAERS adverse event reports for LECANEMAB. Total: 171 reports.

Year Reports Deaths Hospitalizations Death Rate
2020 1 0 1 N/A
2021 2 0 1 N/A
2022 19 4 17 21.1%
2023 36 12 26 33.3%
2024 45 3 26 6.7%
2025 32 1 17 3.1%
Total 171 27 101 15.8%

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