September 14, 2026
OECD Posts Guidance Document on Toxicokinetics to Accommodate Testing of (Nano)particles
On August 10, 2026, the Organisation for Economic Co-operation and Development (OECD) posted a Guidance Document on Toxicokinetics to accommodate Testing of (Nano)particles that provides guidance and considerations around in vivo testing for toxicokinetics of simple-structured, manufactured, poorly soluble, and partially soluble spheroidal particles following oral and inhalation exposure. To reflect that both nano-sized and larger particles are included in the scope of the guidance document,...