Preparation of tripterine-loaded nanostructured lipid carrier and its in vitro transdermal absorption Preparation of tripterine-loaded nanostructured lipid carrier and its in vitro transdermal absorption Sustained-release solid dispersion of tripterin carried by colloidal silia dioxide Study on Tripterin Sustained-release Dropping Pills Preparation of self-assembled beads drug delivery system of tripterine based on cyclodextrin and oil as well as its in vitro evaluation Determination of tripterine in Tripterygium wilfordii and its tablets by HPLC Determination of contents of tripterine in tripterygii preparations LC-MS/MS method for determination of tripterine in plasma:pharmacokinetic study in Beagles