he saline It is nothing more than a liquid mixed with water and salt. What is saline used for? Despite such a simple formula, it can help in a variety of situations: Clean wounds, eyes or nose. Alternatively, you can prepare it yourself at home by following a few simple steps.
What is saline?
he salinealso called salineis a liquid whose composition is Sodium chloride (salt) and water.
Normally, saline consists of sodium chloride. 0.9% sodiumthat is, they dissolve 1 liter of distilled water contains 9 grams of pure salt.It is considered isotonic and physiological because it has Sodium concentrations are similar to body fluids (blood, tears, etc.) does not alter the body’s normal functions under normal circumstances, making it suitable for a variety of medical and household uses.
There is a solution Higher (hypertonic) or lower (hypotonic) salt concentration They are also used for medical purposes. There are other preparations that can also be considered saline, such as Ringer’s solution, which is a mixture of sodium chloride, calcium chloride, sodium bicarbonate, and potassium chloride solutions.
What is saline used for?
Saline has many uses due to its non-toxic and isotonic properties:
- for Clean the wound Gently.
- for Rinse and clean nasal passages and sinusesusually in the form of a nasal spray.
- In hospitals it is used as Intravenous fluids to replenish fluids and electrolytes Inside the body, especially in case of dehydration, vomiting or diarrhea, or in a person recovering from surgery.
- It is also often used dilute medicine vein.
Can saline be used on eyes?
Saline solution is very useful for eye hygiene: Clean, moisturize or refresh eyes.It is usually used in the following situations Conjunctivitis, allergies, irritation Or just clean our eyes when something gets into our bodies.also for Provides moisture to dry eyesalthough it cannot replace the more lubricating artificial tears.
- To use, simply put a few drops into each eye (be careful not to touch the eye with the container), then wipe the rest dry with sterile gauze.
In addition to direct use on the eyes, it can also be used as an eye solution. Cleaning and storing contact lenses (contact lenses).
Saline is generally considered safe for the eyes, but it is recommended before use Make sure it’s sterileotherwise you could be introducing contaminants that could even exacerbate your eye problems.
Homemade saline solution
Saline can be found at pharmacies in single or large doses, but you can also Easily prepare basic salt solutions at home. For this, you only need water and salt, 9 grams per liter of water.
follow these Preparation steps for homemade saline solution:
- Sterilize closed containers Boil and combine them in water using clean lids and utensils.
- Pour 1 liter of distilled or boiled water (at least 20 minutes) in container.
- Add 9 grams of salt to the water. It is important to check whether the salt is iodized.
- Stir evenly (Using previously sterilized utensils) until the salt is completely dissolved.
- Let the solution cool before use.
Store leftovers in an airtight container in the refrigerator.According to a 2006 studyCan be refrigerated for one month.
This homemade serum is intended only for cleansing the skin or eyes, for more medical uses it is recommended to choose a pharmacy product as the level of sterilization may vary.