What is Saline (medicine)?
[[File:Iv1-07 014.jpg|thumb|Saline solution for [[infusion]] into the [[vein]]s.]] In [[medicine]], '''saline''' refers to any [[solution]] of [[salt]] in [[water]]; that is, [[salt water]]. Such solutions are [[Sterilisation|sterile]] when they are to be placed into the body by [[infusion]] or [[injection]]. If the solution has more salt in it than is found in the human body, it is called ''hypertonic saline''. The normal salt level is 0.9% and any salt amount more than 0.9% is called hypertonic. {{med-stub}} [[Category:Drugs]] [[Category:Sodium compounds]]