Boudaboudabans Share definition Flag Boudaboudabans is the collective term for Factor Xa Active Site InhibitorsEx: rivaroxaban, apixaban, edoxaban, betrixaban "Dang Terry, did you see how effective the boudaboudabans were at inhibiting factor Xa?" Boudaboudabans by Labworker January 21, 2020 Get the Boudaboudabans mug.