Efficacy and Safety of Topical Cyclosporine 0.05% and Lifitgrast on the Ocular Surface Symptom After Photorefractive Keratectomy in Feiz Hospital, Isfahan, 2024

The goal of this clinical trial is to compare the administration of 2 drugs, cyclosporine 0.05% (Restasis) and Lifitgrast (Xiidra) before PRK, in reducing the ocular surface symptom of patients after PRK. The main questions it aims to answer are:

1- Does the use of cyclosporine 0.05% (Restasis) and Lifitgrast (Xiidra) before photorefractive keratectomy surgery (PRK) reduce ocular surface symptom such as eye pain, redness, and inflammation in conjunctivitis in patients? Researchers will compare cyclosporine 0.05% (Restasis) and Lifitgrast (Xiidra) to a placebo (Artelac artificial tears) to see if cyclosporine 0.05% and Lifitgrast works to reduce ocular surface symptom.

Participants will:

Take drug cyclosporine 0.05% and Lifitgrast or a Artelac 30 minutes before surgery Visit the clinic 6 hours, one day, three days and one week after photorefractive keratectomy (PRK) for checkups and tests