November 2025 therapeutic delivery: industry update

November 2025 saw the approval of a number of products which employ a variety of delivery technologies including Johnson and Johnson's DARZALEX FASPRO (with Haloyzyme's ENHAZE), Merck's KEYTRUDA QLEX, and Regeneron's EYLEA HD. It was also a busy month for acquisitions with Halozyme completing the acquisition of Elektrofi which gives it access to the microparticulate technology Hypercon. Halozyme also announced a collaboration with the Dutch company Merus, for the development of a subcutaneous formulation of petosemtamab. Positive clinical trial data was announced for a number of companies including EyePoint, Tiziana, Nasus, and Tonix.