Hexafluronium bromide is a neuromuscular blocker and nicotinic acetylcholine receptor antagonist used in anesthesiology to prolong and enhance the skeletal muscle relaxation of succinylcholine during surgery.
YM-75466 is a factor Xa inhibitor. YM-75466 did not prolong coagulation time even at the dose which exerted significant antithrombotic effects, while it decreased TAT level in plasma in a dose-dependent manner.