Be cautious while using Fraxiparine 5700IU Injection as it may increase the chances of bleeding Take extra care when shaving cutting nails using sharp objects or participating in contact sports such as football or wrestling If you notice any blood in your vomit urine or stool that appears black or tarry inform your doctor immediately Unlike other blood thinners there is no need for regular blood tests to monitor Prothrombin Time International Normalized Ratio PTINR while using this medication It is crucial to strictly follow your doctors instructions regarding the dosage and not abruptly discontinue the medication