to study the effect of preservative free drug- eye drop to reduce pain in patients undergoing laser eye surgery to correct refractive errors
- Conditions
- Health Condition 1: null- myopia , astigmatism refractive error
- Registration Number
- CTRI/2016/01/006536
- Lead Sponsor
- ethradhama super speciality eye hospital
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Open to Recruitment
- Sex
- Not specified
- Target Recruitment
- 50
Spherical equivalent from -1 to -6 D.
Stable refraction at least for the previous 1 year.
Soft Contact lenses will have to be discontinued for minimum 1 week and rigid gas permeable contact lens discontinued for minimum 3 weeks before the baseline measurement
1.Age less than 21 years and more than 40 years.
2.Evidence of lid diseases like meibomian gland dysfunction.
3.Anterior segment pathologies of the cornea like corneal dystrophy, corneal scars, keratitis, topographic evidence of keratoconus. Residual, recurrent or active ocular disease such as uveitis, severe dry eyes, severe allergic eye disease, glaucoma, visually significant cataract.
4.Retinal pathologies like diabetic retinopathy and retinal dystrophies.
5.Progressive or unstable myopia and/or irregular astigmatism.
6.Previous intraocular or corneal surgery.
7.Ocular medications being used like antiglaucoma medications.
8.Systemically immunocompromised.
9.Pregnant or nursing women
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method pain scoresTimepoint: day1,3,5
- Secondary Outcome Measures
Name Time Method eye discomfortTimepoint: day1,3,5