FDA Rolls Out Elsa 4.0 AI Tool to All Agency Staff

The U.S. Food and Drug Administration launched Elsa 4.0, an upgraded internal AI system now available to all FDA staff including scientific reviewers and investigators. The tool supports regulatory review, scientific analysis, and investigative work across the organization. The FDA has not disclosed specific capabilities, but the system is part of a broader modernization initiative as federal agencies face pressure to adopt AI for processing large volumes of data. The announcement comes amid other FDA activity including new guidance on optical sensing blood pressure measurements in wellness devices and ongoing oversight of AI-enabled medical devices.