. . . "ng, especially aminocaproic acid (Amicar), anticoagulants ('blood thinners') such as warfarin (Coumadin), corticosteroids (e.g., prednisone), cyclophosphamide (Cytoxan), cyclosporine (Neoral, Sandimmune), heparin or low-molecular-weight heparin (Lovenox, Normiflo), interferon alfa (Roferon-A, Intron), vincristine (Oncovin), vitamin K, and other vitamins.tell your doctor if you are pregnant, plan t" . .