

contact lens intolerance
There are 1500 million contact lens wearers in Japan.
Dry eye symptoms are the most common cause of dissatisfaction, with 12% of patients discontinuing wearing their lenses within five years.Contact lens intolerance is a condition in which contact lenses do not fit well or are difficult to use on a daily basis due to dry eyes or allergies.
If you do not follow the correct instructions for using contact lenses, it may lead to serious eye diseases.If treated early, in most cases it will not become a serious problem, but if you take it lightly and ignore it, the symptoms will become severe and treatment will take a lot of time.
If you feel even the slightest abnormality, remove the lenses from your eyes immediately and consult an ophthalmologist immediately, regardless of the regular examination schedule.
At our outpatient clinic, we will professionally investigate the cause and suggest better treatments and contact lenses that suit the patient.
- Doctor in charge
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Director/Ophthalmologist
Takashi Kojima
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How to use
aren't you?
Putting in and removing contact lenses without washing hands

Germs on hands contaminate contact lenses and cases, increasing the risk of infection.
Wash your hands with soap and dry with a clean towel before touching your contact lenses.
I fall asleep with my lenses on all day long

When you sleep, you don't blink, so you don't get enough oxygen.As a result, the surface of the eye becomes dry due to the lack of tears.
Avoid taking a nap with your contact lenses on, even if it's just for 30 minutes.
Don't worry if the lens case is dirty

Even if you take care of your lenses properly, if the lens case you store them in is unsanitary, the lenses may get contaminated with bacteria again, which is pointless.
Also, if you leave old storage solution in your lens case for several days, or if you leave it in a damp state with moisture remaining, bacteria may grow.
It is recommended to replace with a new lens case every time you open a new bottle.
We recommend scrubbing

Scrubbing is a more powerful cleaning method than soaking.
By rubbing the contact lens with your fingertips, you can remove the proteins and lipids that are the secretions of the eyes, and you can also reduce the number of microorganisms to about 1000/1.
You are using a lens whose replacement period has passed.

Expired contacts are primarily thought to increase the risk of infection.
If you continue to wear contacts that are dirty or have low oxygen permeability, there is a risk that bacteria may enter your eyes and cause infections, damage to the cornea, and loss of vision.
Using tap water to store lenses

Tap water may contain microorganisms that can cause infections.
In addition, contact with tap water on soft contact lenses may cause deformation or discoloration of the lenses.
Using colored contact lenses without regularly visiting an ophthalmologist

If you visit an ophthalmologist only once at the time of prescription and do not receive regular checkups, you may continue to use lenses that do not suit your eyes or use them in the wrong way without proper knowledge.
Some colored contact lenses may sell products that do not meet national safety standards.Colored contact lenses that do not meet safety standards have a low oxygen transmission rate and may strain your eyes.
Continuing to wear such colored contact lenses causes a lack of oxygen in the eyes, increasing the risk of eye damage and blindness.
Self-check
If more than one appliescontact lens intolerance(*) There is a possibility.
At our outpatient clinic, we will professionally investigate the cause and suggest better treatments and contact lenses that suit the patient.
*Situation where contact lenses do not fit, or where daily use is difficult due to dry eyes or allergies
About the main causes and treatments
- Dry eye
- Dry symptoms are the most common cause of discomfort associated with contact lens wear, but we diagnose the cause of the problem on the ocular surface and provide eye drops and punctal plugs that stimulate the secretion of artificial tears, hyaluronic acid, and mucin.・We will treat it more effectively using meibomian gland massage etc.Additionally, if necessary, we will change to contact lenses with a lower water content that are less likely to cause dry eyes.
- Allergies
- If you suspect an eye allergy, a tear test can be performed to check for the presence of the allergy.Among these, for allergies caused by dirt, proteins, etc. on contact lenses, we recommend changing to daily disposable lenses or lenses that are less likely to attract dirt after receiving the necessary treatment. To do.
For other types of seasonal and perennial allergic conjunctivitis, in addition to eye drop treatments, we also use blood tests to identify the cause of the allergen and suggest ways to avoid it on an individual basis.For patients with cedar pollinosis, sublingual immunotherapy can be performed if desired.
About the main causes and treatments
At our clinic, we handle a wide range of contact lenses, from regular contact lenses to special contact lenses such as keratoconus.
We have a wide selection of soft contact lenses, including silicone hydrogel lenses that are less likely to cause dry eyes and allergies, as well as similar lenses that have appeared in recent years, and you can try out several lenses before purchasing to find the one that suits you best. .Ultimately, determining which contact lens is the best fit requires repeated trial and error, and if you are suffering from dry eye or allergic conjunctivitis, it may take time for your symptoms to improve. .

contact lenses
I want to buy
Contact lenses are called advanced medical devices and are medical devices prescribed under the direction of a doctor.Mishandling contact lenses can cause serious eye complications.
Recently, there has been a problem of patients who purchase contact lenses themselves on the Internet or at mass retailers, do not undergo an eye examination, and only visit an ophthalmologist after developing serious eye complications.
Therefore, at the seminar for highly controlled medical devices, etc. and specified controlled medical devices sales and rental business office managers sponsored by the Japan Ophthalmological Association, it is said that prescription-only treatment is not recommended.
After a prescription is issued, it is possible to issue a prescription if the patient brings the purchased contacts (an empty box is also acceptable) and receives regular eye examinations, but if the patient does not receive a medical examination Please note that you will be responsible for
Please note that we may not be able to prescribe the type of prescription you desire, as testing using trial lenses (test lenses) is required when prescribing.
Contact lens
I want to visit an outpatient clinic for problems
Clinical trial information






