Permeability glycoprotein (P-gp) mediates the export of drugs from cells located in the small intestine,blood-brain barrier,hepatocytes,and kidney proximal tubule,serving a protective function for the body against foreign substances. Intestinal absorption,biliary excretion,and urinary excretion of P-gp substrates can therefore be altered by either the inhibition or induction of P-gp. A [...]











































