LASIK eye surgery is practiced by people who make use of glasses or contact lenses for nearsightedness (myopia). The FDA, in collaboration with the American Academy of Ophthalmology has developed some recommendations and some indications in the choice of the candidate more ideoneo for lasik eye surgery

* Minimum age: 18 years. The sight of people under age 18 usually continues to change.
* Not recommended for pregnant or breastfeeding stage because these conditions could alter the extent of refraction of the eye.
* Not recommended if you are taking certain prescription medications, such as Accutane or oral prednisone.
* In case of myopia surgery should be postponed until the LASIK refractive has been stabilized. Myopia may continue to rise until age 20.
* Not recommended for patients with diabetes, rheumatoid arthritis, lupus, glaucoma, herpetic infections of the eye or cataracts.
* It is possible that a person who feels comfortable using glasses or contact lenses is not willing to undergo this surgery. For this must weigh the risks and benefits.
* It should consider the personal expectations about the surgery and determine whether they are realistic.
* In case of presbyopia, LASIK does not solve corrections to the same eye to see both far and near.

The FDA has approved the excimer laser is to correct a myopia of up to -12.00 D * -4.00 D of astigmatism, farsightedness (Hyperopia) and from 1.00 to 6, 00 with 1.00 D of astigmatism.