Many people may
SLOTXO TRUE WALLETnot believe that Small water droplets like “tears” can play a vital role and can affect your health. Tears help keep the cornea and conjunctiva moist. Helps us to see more clearly Help eliminate waste from the cornea It also helps prevent corneal infections. If the lacrimal gland produces fewer tears than usual It often results in dry eyes, irritation, blurred vision, blurred vision, etc., but this problem can be solved primarily by using artificial tears, but how many types of artificial tears are there? So how should you choose the correct one? Hello, doctor has the answers for you.
What are artificial tears?
Artificial Tear is a solution for eye drops. To help moisturize the eyes And help reduce eye problems due to dry eyes, such as irritation, redness, blurred vision, which can occur from aging. Use of certain drugs Some health problems Eye surgery Or environmental factors such as dust, smoke, strong winds
Types of artificial tears
Artificial tears with preservatives
Adding preservatives to artificial tears will prevent bacteria from growing after the artificial tears have been activated. By preservatives or preservatives commonly used in artificial tears are benzalkonium chloride (Benzalkonium Chloride or BKC). Most people can safely use preservative artificial tears. Except people with severe dry eyes Which has to drop artificial tears very often Because if using this type of artificial tears may result in a severe allergic reaction. Or toxicity And can make symptoms worse Or if anyone is allergic to the preservatives that are put in artificial tears Or not sure if you lose or not Should avoid using other types of artificial tears instead
Artificial tears without preservatives
These types of artificial tears contain less chemicals. It comes in a small tube with enough quantity for a day's use. Preservative-free artificial tears are recommended for those who need to use artificial tears for more than 4 days, who have moderate and severe dry eye problems.
Artificial tears with eye coating
This type of artificial tears contains a substance called Hydroxypropyl-guar (HP-guar), which is gel-like or mucus-like, when instilled, it causes blurred vision during the first instillation. But this substance allows artificial tears to be plastered or coated for longer. Resulting in moist eye cells Thus reducing the risk of dry eyes and irritated eye cells Or damaged
Oily artificial tears
Oils commonly used as a component of this type of artificial tears, such as Castor Oil, Mineral Oil, which helps balance the oil levels in our tears. Because if there is too little oil in the tears, the tears will evaporate faster than normal. Until the eyes are dry and irritated Or may cause diseases such as eyelid inflammation (Blepharitis) a condition in which the sebaceous glands of the eyelids malfunction (Meibomian gland dysfunction or MGD).
How to use artificial tears correctly
Wash your hands And pat dry
Slightly raised Use your index finger to pull the lower eyelid down into a bulb. Squeeze 1-2 drops of the artificial tear into the lower eye bulb.
Do not let the tip of the artificial tear tube hit your finger, eye, or other surface.
Close your eyes slowly for a few seconds and let the artificial tears cover the surface of the eyeball.
Wash your hands And pat dry
Side Effects of Using Artificial Tears
Some users of artificial tears These side effects may occur.
Allergic reactions cause symptoms such as skin rash, itching, hives, facial swelling, swollen mouth, or swollen tongue.
Vision changes
Eye irritation or redness
Symptoms do not get better within 72 hours, sore eyes
If you use artificial tears and dry eye symptoms get worse. Or side effects such as above 72 hours should consult a doctor immediately.
How to store artificial tears
You should store artificial tears at a temperature of 15-30 degrees Celsius and should not freeze them. Experts recommend that When the artificial tears are opened Should not be used for more than 30 days and if it expires, it must be discarded immediately.
This post was edited by JIRAPORN NONNOILL at February 7, 2021 1:06 AM MST
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