first group of patients were treated with 0.5 % xiidra twice daily and artificial tears for 6 months.Second group treated with artificial tears for 6 months. the treatment starts after corneal collagen cross linking in both groups ,Baseline and post-treatment full ophthalmic examination was done.
dry eye disease after corneal collagen cross linking affect ocular function leading to reduced vision, photophobia, glare, halos, and foreign body sensation.