$MNKD $LQDA What in the Liquidia Treprostinil DPI? About 0.581 percent treprostinil sodium, about 92.32 percent trehalose, about 2.19 percent polysorbate 80, about 4.39 percent L-leucine, about 0.26 percent sodium citrate, and about 0.25 percent sodium chloride. ✅ Trehalose: trehalose is being linked with the rise of two strains of the bacterium Clostridium difficile, capable of causing diarrhea, colitis, organ failure, and even death. sciencealert.com/common-sup... ✅ L-Leucine: Very high doses of leucine may cause low blood sugar (hypoglycemia). It may also cause pellagra.