Abatacept: adverse event reports that FDA received

Reports that name Abatacept as a suspect or interacting product, received from June 2004 to June 2026

Reports that name the drug: 22,147
Reports, 12 months to June 2026: 353
Reaction terms listed: 1,4295 or more reports each
Reports marked serious: 21,06295.1% of the reports
Reports from the United States: 21.5%share of the reports

A report is not proof that the product caused the event.

Source: U.S. Food and Drug Administration, openFDA FAERS files, release of 29 Oct 2026Full record on Reported Reactions

Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated.