Latanoprost is a practically insoluble prostaglandin F2α analog considered a first-line agent for glaucoma treatment. From a pharmaceutical point of view, latanoprost is challenging to be
formulated as an eye drop due to its poor water solubility and the presence of an ester bond which needs to be cleaved in vivo but maintained unchanged during storage. Cyclodextrins (CDs) are
known to form complexes with hydrophobic drugs...
http://www.ncbi.nlm.nih.gov/pubmed/25960331