Heparin-free hemodialysis with intermittent saline flushes (ISF) has been reported to be a safe and effective method for maintenance hemodialysis in patients with increased bleeding risk; however ...

Even 1 mL urokinase solution would be impossible ... manufacturers of port systems recommend flushing the system after each use with heparin in normal saline in concentrations ranging from 10 ...

Heparin comes in many strengths ... Keep all medications away from children and pets. Do not flush medications down the toilet or pour them into a drain unless instructed to do so.