I 2, 5 mg dosis påvirker fondaparinux ikke rutine- koagulationstest som aktiveret partiel tromboplastintid (aPTT), aktiveret koagulationstid (ACT) eller protrombintid (PT) / International Normalised Ratio (INR) eller fibrinolytisk aktivitet eller kapillærblødningstiden.
6 At the 2.5 mg dose, fondaparinux does not affect routine coagulation tests such as activated partial thromboplastin time (aPTT), activated clotting time (ACT) or prothrombin time (PT)/ International Normalised Ratio (INR) tests in plasma nor bleeding time or fibrinolytic activity.