Oral anticoagulants, system (gluco-) corticosteroids, and dextran: Nadroparin should be administered with caution in patients receiving oral anticoagulant agents, systemic (gluco-) corticosteroids and dextrans. When oral anticoagulant therapy is initiated in patients receiving nadroparin, treatment with nadroparin should be continued until the International Normalisation Ratio (INR) is stabilised at the target value.