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Doctor insights on: Contact Lens Use

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Is corneal scarring from contact lens use serious?

Is corneal scarring from contact lens use serious?

Depends: Scarring is rare from contact lens over wear which usually creates symptomatic surface changes for which the lens will be removed by most. The most common scar producing effect is corneal ulcer; a bacterial culture under the lens. Most of these are peripheral and after treatment the scar causes little change. But if the ulcer is central, the scar can cause great visual changes. ...Read more

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Marijuana (Cannibis) Use (Definition)

Marijuana ("pot") intoxication is the euphoria, relaxation, and sometimes undesirable side effects that can occur when people use marijuana. Marijuana is the most commonly used illegal drug in the United States. The drug is usually smoked, but is sometimes eaten. Today, there are more than 12 million marijuana users in the United States and more than 300 million regular users worldwide. ...Read more


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If I have scarring on my cornea from contact lens use but my vision is 20/20 with squinting--is this serious?

If I have scarring on my cornea from contact lens use but my vision is 20/20 with squinting--is this serious?

Corneal Scarring: The front clear layer of the eye is the cornea. It must be clear to let a clear image into the eye. If the retina receives a clear image & everything is normal then the brain should see the image/picture clearly, such as 20/20 vision. Damage anywhere along the way from the cornea to the brain can prevent us from seeing clearly. Scarring on the side is "ok" but in the center will block your vision ...Read more

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Are naphcon-a eye drops safe for contact lens use?

Are naphcon-a eye drops safe for contact lens use?

Yes: Naphcon-a drops, an over the counter anti-allergic drop, can be used at the same time as you wear your contacts. ...Read more

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Are naphcon-a eye drops safe for contact lens use at the same time?

Are naphcon-a eye drops safe for contact lens use at the same time?

Not recommended: If you are having allergic symptoms, like itching, watering and redness. Take out your contacts, and then put in allergy drops. Btw, zaditor (ketotifen) is much better than naphcon-a. ...Read more

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Is is bad to change what type of contact lens you use?

Is is bad to change what type of contact lens you use?

Not usually: I frequently operate under the rule <<"if it aint broke, dont fix it">> so if a patient is happy with their current lenses, change the prescription as needed and use the same one. But there are changes in this field every month, new and sometimes safer designs, and unfortunately the all to often buy out of one line by another firm, simply to get rid of a competitior. You then have no choice. ...Read more

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Is it possible to make an appointment with an optometrist to educate me on contact lens care and use?

Is it possible to make an appointment with an optometrist to educate me on contact lens care and use?

Of course: Ophthalmologists and optometrists are skilled in such teaching and many have technicians who can assist with this. You can also seek the help of a friend comfortable with contact lens insertion and removal which usually speeds up the process. ...Read more

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What is the best contact lens solution to use for sensitive eyes?

Clear care: Try different ones, but i think this one is best since the hydrogen peroxide system removes deposits and there are no preservatives once it is neutralized. ...Read more

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Might I use contact lens bottle to keep lens?

No: It will not keep the lens clean and you will contaminate the cap and the rest of the fluid in the bottle. ...Read more

Dr David Kira Dr Kira
1 doctor agreed:
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Is it okay to use contact lens solution that has passed the expiration date?

Dr David Kira Dr Kira
1 doctor agreed:
Is it okay to use contact lens solution that has passed the expiration date?

No: It is never a good idea to use expired solutions or medications. They may have lost their effectiveness or could have bacterial or fungal growth. ...Read more

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Can you re-wet and re-use contact lens when they've been out in the open for over 9 hours?

Dried up lenses: I would not use them if they have been in the open for 9 jhours! even if you rewet them, ther ewill be bacteria on them that you cannot rid off even with= washing. ...Read more

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What to do if I have horizontal nystagmus can I use contact lens?

Yes but : If you have a refractive error and eyeglasses can improve your vision, then a contact lens of the correct power can improve the vision to the same degree. You will not see better than eyeglasses give you especially if the vision is lowered due to the nystagmus. ...Read more

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Does aything happen to lens or eyes if we use contact lens ocassionally?

Does aything happen to lens or eyes if we use contact lens ocassionally?

Generally no. : If your contact lenses are fitted well and your eyes tolerate the well. Then generally no major ocular problems develop. I advise that you continue with regular, annual eye exams if you continue wearing contacts. Also it's a good idea to have backup glasses. ...Read more

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Can I use contact lens solution instead of those costly drops for dry eyes?

Can I use contact lens solution instead of those costly drops for dry eyes?

Not recommended: Contact lens solution is not formulated for this purpose. If you want to decrease costs, buy the generic lubricant eye drops. ...Read more

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Does it work to use contact lens solution as eye drops?

Not recommended: Most contact lens solutions contain harsh chemicals to kill germs. These are not good for your eyes. Instead use contact lens rewetting drops which are available over the counter. ...Read more

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What should I do if you accidentally use contact lens cleaner in the eye itself?

Slight discomfort: The makers of these solutions are well aware that this is a common event and so these solutions are made to not cause harm in this event. You can eliminate the stinging with ordinary lubricating eyedrops but the cleaner will simply be uncomfortable for a little while but not cause any meaningful harm. ...Read more

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Can you use contact lens disinfecting solution as eye drops?

Can you use contact lens disinfecting solution as eye drops?

No: Disinfectants are harsh chemicals that are hard on your eyes. Your eyes can tolerate a small amount of these when inserting your contacts. If your eyes are dry, use rewetting drops, preferably the ones that are designated for use with contact lenses. ...Read more

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What possibilty of transmitting herpes type 2 on finger from fingering? My bf do this and I am scarred. He uses contact lens so he touches his eyes :(

What possibilty of transmitting herpes type 2 on finger from fingering? My bf do this and I am scarred. He uses contact lens so he touches his eyes :(

Risky behaviour! : That which you describe seems like the perfect opportunity to transfer an infection from one person to another. Please advise your boyfriend that this is risky business. Thorough cleaning of his hands and avoidance of contact with his eyes subsequent to engaging in such practices is highly encouraged. ...Read more

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What's the proper way to use contact lenses?

Difficult to do: This would be nearly impossible to do remotely. See your eye care professional regarding the proper use of your contact lenses. ...Read more

Dr John Goldman
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Aphakic Contact Lens (Definition)

Aphakia is the condition where the eye no longer has its own lens, usually after cataract surgery. Aphakic contact lenses are powerful lenses that can restore vision with complete peripheral vision. They are considered a better solution than eyeglasses, in part because glasses that strong would make ...Read more


Caffeine Use (Definition)

Caffeine is a stimulant.Recently may have adopted extremely high levels of caffeine which may cause heart palpitations, especially with young people who buy it at the gas stations. This may be dangerous. A regular cup of coffee in am is ok, but not ...Read more