One of the well-known sequelae after snakebites is the systemic coagulopathy due to enzymes within the venom, which result in laboratory abnormalities, including elevated d-dimer, hypofibrinogenemia, prolonged prothrombin time (PT), prolonged activated partial thromboplastin time (aPTT), and thrombocytopenia. This evidence concerns the gene F2 and Hypofibrinogenemia.