Definition Factor treatment: 1. Prothrombin complex concentrate Prothrombin Complex Concentrate (PCC) (trade name Octaplex or Ocplex[1]) is a combination of blood clotting factors II, VII, IX and X, as well as protein C and S.[1] It reverses the effect of warfarin (a coumarin anti-coagulant) and is used in cases of significant bleeding in patients with […]