Dry eyes almost always resolve six months to a year after PRK. If your dry eyes persist you may have other risk factors such as allergies, ocular rosacea or floppy eyelid syndrome. This could also be the cause of your eye pain. The two eyes are usually very similar in vision after 15 months. ...
Using Muro 128 ointment at bedtime plus Muro drops 4 x/day for six months is effective about 90% of the time in eliminating recurrent corneal erosions. Another option is PTK (a laser treatment) followed by Muro for six months. The two together are effective about 98% of the time.
PRK is generally considered the best way to perform enhancements after LASIK, since re-lifting the flap can lead to so many complications. Four months is a relatively long period to see no improvement. Your surgeon will want to asses if you have some eye condition that is affecting your...