Efficacy of Kera Sol Tears on Signs and Symptoms of Surgical Temporary Ocular Discomfort Syndrome (STODS) in Subjects Following LASIK

Inclusion Criteria:

* Be willing and able to sign the informed consent form (ICF)
* Be at least 18 years of age at the screening visit
* Be undergoing LASIK treatment in both eyes
* Be literate and able to complete questionnaires independently
* Be able and willing to use the study drug and participate in all study assessments and visits
* Have provided verbal and written informed consent

Exclusion Criteria:

* Use of topical prescription dry eye medications such as lifitegrast, cyclosporine, loltilaner, etc.
* Have a break in the integrity of the corneal epithelium such as a persistent corneal epithelial defect, or corneal ulcer.
* Have presence of corneal pathology that may interfere with LASIK outcomes
* Active infectious, ocular or systemic disease
* Have a history of ocular inflammation or macular edema
* Have had clinically significant active infectious keratitis in the past 3 months 7. -Have history of prior refractive surgery
* Have placement of temporary punctal plugs in the past 1 month or current presence of permanent punctal plugs at time of screening
* Patients with usual relative and absolute contraindications for LASIK surgery (Patients with severe dry eye, recurrent corneal erosion, uncontrolled Glaucoma, collagen vascular disorders, keratoconus or signs of keratoconus, uncontrolled Diabetes, Herpes)
* Autoimmune or immunodeficiency diseases
* Pregnant or nursing women
* Patients with history of previous ocular surgery, , except for previous cataract surgery.