What do UFC fighters but on their faces to stop the bleeding?
Adrenaline (epinephrine).
Used in a concentration of 1:1000. Safe when used topically.
Natural chemical that will be absorbed in the open skin and
decrease blood flow. (Newer Agents)
Avitene.
Microfibullar Collagen Hemostat. In contact with bleeding
surface, will cause platelets to adhere and form quick clot.
Thrombin.
Protein that forms clot with fibrinogen.
Surgicel, Gelfoam, etc.