U.S. Department of Homeland Security

10/05/2026 | Press release | Archived content

Master Question List for Novichoks Fourth Generation Agents FGAs

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The Department of Homeland Security Science and Technology Directorate has released the Master Question List (MQL) for Novichoks, also known as Fourth Generation Agents. This MQL summarizes research and scientifically vetted information on the chemical and physical properties, routes of exposure, medical treatments, personal protective equipment, detection methods, decontamination, environmental degradation, ​and the hazards Novichoks pose in operational settings.

U.S. Department of Homeland Security published this content on October 05, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on October 07, 2026 at 17:39 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]