Haemostat refers to any device, instrument or medication that is used to control or stop bleeding. There are many synonyms that can be used to describe a haemostat, including anti-haemorrhagic, blood clotting agents, coagulant, antifibrinolytic agents, styptic agents, and vasoconstrictors. Haemostats are essential in surgical procedures to reduce blood loss and help speed up the healing process. They can be found in different forms, such as gauze pads, bandages, and even medications like anticoagulants that prevent blood from clotting. These synonyms all serve to define and describe haemostats and their function, which is to prevent or stop bleeding in medical procedures.