How does it do this?. So if you do not know what lumbrokinase is, know this Ingredients: Lumbrokinase 20mg @ 20.000FU/mg, Brown Rice Powder, HPMC shell, Gellan Gum. 40MG IS JUST A WEIGHT, IT'S THE AMOUNT FIBRINOLYTIC UNITS (FU) PER MG THAT YOU SHOULD LOOK AT.