Когато двете активни съставки се смесят, тромбинът нарязва фибриногена на по- малки части, наречени фибрини.
Because the thrombin solution of Evicel is also used in another medicine, Quixil, which is authorised in 14 countries in Europe, the company used some data from Quixil to support the use of Evicel.