| Previous hypersensitivity to unfractionated Heparin or other low-molecular weight Heparins, Patients with Thrombocytopenia prior to therapy, Recent childbirth, Peptic ulcer disease, Renal impairment (dose reductions if severe), Liver disease (alterations in Haemostasis may affect response to Reviparin), Recent lumbar puncture, Vasculitis, Concurrent use of Aspirin (increased bleeding risk), Pericarditis or Pericardial effusion. |