However , FB is rapidly excreted mostly in its original form .
Elimination half - life in rats is 3.15 h for plasma , 4.07 h for liver , and 7.07 h for kidney .
FB is rapidly excreted mostly in its original form .
Elimination half - life in rats is 3.15 h for plasma , 4.07 h for liver , and 7.07 h for kidney .