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Drug reference

donanemab

Monoclonal antibody · Anti-dementia

Monoclonal antibodyAnti-dementia
CDSCO approved
EXCRETION
not curated
INTERACTIONS
none in our sources
PREGNANCY
not curated

Mechanism

Donanemab is a monoclonal antibody that targets Aβ. It reduces amyloid plaque burden as measured by PET and has been found to modestly slow clinical decline.

Indications

MCI due to ADmild dementia due to AD

Dosing

Adult
infused intravenously monthly

Contraindications

  • use of thrombolytic agents

Side effects

Common
infusion reactionsamyloid-related imaging abnormalities (ARIA)
Serious
  • seizures
  • stroke-like episodes
  • death (very rarely)
  • catastrophic intracerebral hemorrhages (if used with thrombolytic agents)

Related guidelines

Other Monoclonal antibody drugs

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Sources: Harrison 22e·Verified: 2026-05-10 · House clinical team