TORONTO and WINNIPEG, March 26 /CNW/ - Cangene Corporation, in consultation with Health Canada, is informing Canadian patients and healthcare professionals of important new safety information concerning the use of WinRho(R) SDF (Rho (D) Immune Globulin (Human)) for the treatment of immune thrombocytopenic purpura, also called immune thrombocytopenia, or ITP. WinRho(R) SDF belongs to a group of biological medicines derived from human plasma known as immunoglobulins. It is administered in hospitals by infusion through the veins.