10. January 2018

Nanoparticulate drug delivery systems (nDDS) offer a variety of options when it comes to routes of administration. One possible path is crossing mucosal barriers, such as in the airways and in the GI tract, for systemic distribution or local treatment. The main challenge with this administration route is that the size and surface properties of the nanoparticles, as opposed to small molecular drugs, very often results in mucosal capture, immobilization and removal, which in turn results in a ..

13. December 2017

Polyethylene glycol (PEG) is a chemically inert, amphiphilic polymer used as an excipient in many pharmaceuticals for decades, and as a conjugate with biologicals (ie, PEGylation) since 1990. To date, the US FDA has approved 14 PEGylated therapies with diverse indications.