Drug Landscape ›
E2020 ›
Regulatory · United States
Marketing authorisation
FDA
Safety signals — FAERS
Adverse reaction reports describe suspected side effects. A report does not mean the drug caused the event — co-medications, underlying disease and coincidence all contribute.
Window: 20 April 2025 – 20 April 2026
Total reports: 23
Most-reported reactions
Atrial Fibrillation — 3 reports (13.04%) Syncope — 3 reports (13.04%) Vomiting — 3 reports (13.04%) Abdominal Pain — 2 reports (8.7%) Bundle Branch Block Left — 2 reports (8.7%) Cardiac Failure Congestive — 2 reports (8.7%) Convulsion — 2 reports (8.7%) Fall — 2 reports (8.7%) Pneumonia — 2 reports (8.7%) Sepsis — 2 reports (8.7%)
Source database →
E2020 in other countries
Same drug, different regulators. Each page below lists the local marketing authorisation, HTA position, pricing, and adverse-event data.
Frequently asked questions
Is E2020 approved in United States?
Yes. FDA has authorised it.
Who is the marketing authorisation holder for E2020 in United States?
Eisai Co., Ltd. is the originator. The local marketing authorisation holder may differ — check the official source linked above.