Saline solution for nose

Saline water for medical purposes

Pharmaceutical compound

Saline (also known as saline solution) is a mixture of sodium chloride (salt) and water.^[1] It has a number of uses in medicine including cleaning wounds, removal and storage of contact lenses, and help with dry eyes.^[2] By injection into a vein, it is used to treat hypovolemia such as that from gastroenteritis and diabetic ketoacidosis.^[2][1] Large amounts may result in fluid overload, swelling, acidosis, and high blood sodium.^[1][2] In those with long-standing low blood sodium, excessive use may result in osmotic demyelination syndrome.^[2]

Saline is in the crystalloid family of medications.^[3] It is most commonly used as a sterile 9 g of salt per litre (0.9%) solution, known as normal saline.^[1] Higher and lower concentrations may also occasionally be used.^[4][5] Saline is acidic, with a pH of 5.5 (due mainly to dissolved carbon dioxide).^[6]

The medical use of saline b

how much salt in saline solution

why is there salt in saline