• 2 6 7 H O S P I TA L P H A R M AC I S T Pluronic lecithin organogel (PLO), a base in which drugs can be incorporated, is currently generating great interest in the US as a topical and transdermal drug delivery vehicle. Compounding pharmacists are advertising the vehicle, as well as their compounding services, and a large number of drugs have already been incorporated within PLO for human and ...