Milvexian is a

factor XI Factor XI or plasma thromboplastin antecedent is the zymogen form of factor XIa, one of the enzymes of the coagulation cascade. Like many other coagulation factors, it is a serine protease. In humans, Factor XI is encoded by the ''F11'' gen ...

a inhibitor which acts as an

anticoagulant Anticoagulants, commonly known as blood thinners, are chemical substances that prevent or reduce coagulation of blood, prolonging the clotting time. Some of them occur naturally in blood-eating animals such as leeches and mosquitoes, where t ...

. It is taken by mouth. As of late 2021, it was under study for the prevention of

blood clots A thrombus (plural thrombi), colloquially called a blood clot, is the final product of the blood coagulation step in hemostasis. There are two components to a thrombus: aggregated platelets and red blood cells that form a plug, and a mesh of cr ...

in patients undergoing surgery.

References

Anticoagulants Chloroarenes Triazoles Pyrimidines Difluoromethyl compounds Carboxamides Heterocyclic compounds with 3 rings Nitrogen heterocycles {{blood-drug-stub