Correct eyesight Need to use laser light to reshape the cornea

Dr. Kriengkrai Namthaisong, the director of Metta Pracharak Hospital (Wat Rai Khing), added that In general, the correction of abnormal vision At present, laser light is used to reduce the shape of the cornea. This is because the cornea is very curved and the refraction is abnormal. Cause myopia Which from the research results of nano eye drops published on social media It is not an adjustment to the shape of the cornea. But to reduce the ability of the cornea to refract light. To refract light less


By medical standards, in order to bring a drug or product to be used for medical use, a standard for testing a type of drug must be tested in a laboratory. Which are not living things After the results are good, experiments can be started on laboratory animals such as certain species of rodents or pigs. After testing in laboratory animals Found to be effective and safe Even to begin conducting experiments on human subjects Which, if effective and safe, and without complications, before it can begin to be used in humans


In general, each drug trial It may take a long time. The case of nano-liquid published on social media is just in the early stages. It is only a laboratory experiment, so the ophthalmologist warns about using the drug. Or various products used on the eyes You should be very careful Because the eyes are fragile organs and are easily infected. Therefore, the reagents that have not been certified to medical standards Or something unclean to use on the eyes Serious infections can lead to loss of eyes or blindness.


In conclusion, the nano eye drops are still being tested. Therefore, the effect of solving eye problems is not yet known. If there are problems with the eyes Should consult an ophthalmologist In order to receive the proper treatment
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