Controlling Dry Eye Disease after Femtosecond Laser Cataract Surgery by use of Topical Lubricants: A Double Blind Randomized Controlled Trial

The patients who meet the inclusion criteria will be administered written Informed Consent, after which he/she undergoes pre-op history, examination, IOL workup and the inflammatory markers in tears are done. After which they are randomly divided into 2 groups- 20 in treatment and 20 in control group. Topical lubricants is given to the treatment group and placebo drops (0.9% saline) is given to the control group patients 3 day prior to the surgery along with standard pre-operative medications. After which all the patients undergo femtosecond laser cataract surgery. Post-operative history, examination and dry eye evaluation done at day 1, 1st week and 1st month and 3rd month. Tear inflammatory markers will be  evaluated at 1 month post op. Along with the standard post-operative medications, the treatment group would receive topical lubricants and the control group would receive placebo drops. Patients who develop dry eye symptoms/signs during the study period will be additionally treated with HPMC 0.5 % QID and response noted. Treatment code will be broken at end of the study.