Kisunla Vs. Leqembi: The New Alzheimer’s Drugs

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Leqembi and Kisunla

Kisunla
(Donanemab)
Leqembi (Lecanemab)
Leqembi
(Lecanemab)
Drug Class
Monoclonal antibody
targeting beta-amyloid.
Monoclonal antibody
targeting beta-amyloid.
Approval
July 2, 2024
July 2023
Infusions
1 / month
2 / month
If scans show clearing
Often OK to stop treatment
after 6 – 18 months
Continue treatment anyway
Cost
$32,000 / year
$26,000 / year
At 18 months,
improved cognitive decline
35%
30%
More Convenient Injectable Version
No
Expected mid-2025
Official # of Patients Treated
0
2,000
Side effects: Adverse Events
17.4%
21.3%
Cost of drug (After
Medicare Part B deductible,
besides non-drug costs)
About 20%
(Around $6,400 / year)
About 20% ($5,300 /year)
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Kisunla vs. Leqembi: A Comparative Overview

Let’s compare Kisunla and Leqembi, two drugs used in the treatment of Alzheimer’s disease:

1. Drug Class:

      • Kisunla:
            • Belongs to a new class of drugs designed to slow the progression of Alzheimer’s disease.

            • A monoclonal antibody that targets beta-amyloid, the toxic protein that accumulates in the brains of Alzheimer’s patients, forming plaques that disrupt normal brain signaling.

        • Leqembi:
              • Also a monoclonal antibody targeting beta-amyloid.

              • Approved last year for certain patients with early Alzheimer’s disease.

        2. Approval:

          3. Effectiveness:

              • Kisunla:
                    • May slow declines in memory and thinking skills in early-stage Alzheimer’s patients.

                    • Cannot reverse memory loss or other symptoms.

                    • Not a cure.

                • Leqembi:
                      • Similar effects to Kisunla.

                4. Brain Scans:

                  Remember that neither drug can reverse existing brain damage, and benefits are modest. Consult your doctor to determine the best treatment for your specific situation. 🧠


                  Learn more:

                  1. alzinfo.org
                  2. pbs.org
                  3. apnews.com
                  4. biospace.com

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                  The post Kisunla Vs. Leqembi: The New Alzheimer’s Drugs appeared first on Alzheimer's & Dementia Weekly.


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