Dextran eye drops are a type of artificial tear that is used to treat dry, irritated eyes. They are made from a polysaccharide called dextran, which is a complex carbohydrate derived from bacteria. Dextran is a water-soluble substance that is able to retain moisture and provide lubrication to the eyes, making it an effective ingredient in eye drops.
What are the benefits of using dextran eye drops?
Dextran eye drops have several benefits, including:
- Long-lasting relief: Dextran eye drops are able to provide long-lasting relief from dry, irritated eyes. They work by creating a protective barrier on the surface of the eye that helps to lock in moisture and reduce evaporation.
- Soothing and calming: Dextran eye drops have a soothing and calming effect on the eyes, making them an effective treatment for irritated or inflamed eyes.
- Non-irritating: Dextran eye drops are non-irritating and hypoallergenic, making them suitable for people with sensitive eyes.
- Preservative-free: Many dextran eye drops are preservative-free, which reduces the risk of irritation and makes them a good option for people who are sensitive to preservatives.
How do dextran eye drops work?
Dextran eye drops work by creating a protective barrier on the surface of the eye that helps to lock in moisture and reduce evaporation. This barrier is made up of a thin layer of dextran that is able to retain moisture and provide lubrication to the eyes. As the dextran layer breaks down, it is replaced by a new layer, providing continuous relief from dry, irritated eyes.
What are the different types of dextran eye drops?
There are several different types of dextran eye drops available, including:
- Dextran 70: This is a high-molecular-weight dextran that is able to provide long-lasting relief from dry, irritated eyes.
- Dextran 40: This is a lower-molecular-weight dextran that is able to provide quick and effective relief from dry, irritated eyes.
- Combination dextran eye drops: These eye drops combine dextran with other ingredients, such as glycerin or polyethylene glycol, to provide additional relief from dry, irritated eyes.
Who can use dextran eye drops?
Dextran eye drops are suitable for anyone who experiences dry, irritated eyes, including:
- Contact lens wearers: Dextran eye drops can help to soothe and calm irritated eyes caused by contact lens wear.
- People who work on computers: Dextran eye drops can help to relieve dry, irritated eyes caused by prolonged computer use.
- People who experience dry eyes due to medical conditions: Dextran eye drops can help to relieve dry, irritated eyes caused by medical conditions such as Sjögren’s syndrome or rheumatoid arthritis.
Are dextran eye drops safe?
Dextran eye drops are generally safe and well-tolerated. However, as with any eye drop, there is a small risk of side effects, including:
- Redness or irritation: Some people may experience redness or irritation after using dextran eye drops.
- Blurred vision: Dextran eye drops can cause blurred vision, especially after initial use.
- Eye discomfort: Some people may experience eye discomfort or a feeling of grittiness after using dextran eye drops.
How to use dextran eye drops?
To use dextran eye drops, follow these steps:
- Wash your hands: Before using dextran eye drops, wash your hands to prevent contamination.
- Tilt your head: Tilt your head back and look up towards the ceiling.
- Pull down your lower eyelid: Pull down your lower eyelid to create a pocket between your eye and eyelid.
- Instill the drops: Instill the recommended number of drops into the pocket between your eye and eyelid.
- Close your eye: Close your eye and gently press on the inner corner of your eye to help the drops spread evenly.
What are the common uses of dextran eye drops?
+Dextran eye drops are commonly used to treat dry, irritated eyes, including dry eyes caused by contact lens wear, computer use, or medical conditions such as Sjögren's syndrome or rheumatoid arthritis.
Can dextran eye drops be used with contact lenses?
+Yes, dextran eye drops can be used with contact lenses. However, it's recommended to remove your contact lenses before using the drops and wait for at least 15 minutes before putting them back in.
Are dextran eye drops available over-the-counter?
+Yes, dextran eye drops are available over-the-counter. However, it's recommended to consult with a doctor or optometrist before using any new eye drops, especially if you have a pre-existing medical condition or are taking any medications.
In conclusion, dextran eye drops are a effective and safe treatment for dry, irritated eyes. They work by creating a protective barrier on the surface of the eye that helps to lock in moisture and reduce evaporation. With their long-lasting relief, soothing and calming effects, and non-irritating properties, dextran eye drops are a great option for anyone who experiences dry, irritated eyes.
