<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The purpose of this study was to compare the topical anti-inflammatory effects of the nonselective cyclooxygenase (COX) inhibitor, ketorolac, with the selective COX-2 inhibitor, nimesulide, in an animal model of dry eye in albino rabbits. All animals were examined by the Schirmer test, tear break-up time (TBUT) and fluorescein corneal staining test. Dry eye model showed significant reduction in tear volume, TBUT, corneal staining and histopathological signs of dryness and inflammation. On treating dry eye model with nimesulide 0.1% eye drops and ketorolac 0.5% eye drops, there were improvements in Schirmer test values, TBUT and fluorescein corneal staining and histopathologically reduced inflammatory reaction, with signs of healing and regeneration. Both nimesulide and ketorolac ameliorate atropine sulphate induced dry eye in albino rabbits. The use of selective COX-2 inhibitor, nimesulide, is preferred to avoid local and systemic side effects which may occur with the use of the nonselective COX inhibitor, ketorolac.</p></abstract>

The purpose of this study was to compare the topical anti-inflammatory effects of the nonselective cyclooxygenase (COX) inhibitor, ketorolac, with the selective COX-2 inhibitor, nimesulide, in an animal model of dry eye in albino rabbits. All animals were examined by the Schirmer test, tear break-up time (TBUT) and fluorescein corneal staining test. Dry eye model showed significant reduction in tear volume, TBUT, corneal staining and histopathological signs of dryness and inflammation. On treating dry eye model with nimesulide 0.1% eye drops and ketorolac 0.5% eye drops, there were improvements in Schirmer test values, TBUT and fluorescein corneal staining and histopathologically reduced inflammatory reaction, with signs of healing and regeneration. Both nimesulide and ketorolac ameliorate atropine sulphate induced dry eye in albino rabbits. The use of selective COX-2 inhibitor, nimesulide, is preferred to avoid local and systemic side effects which may occur with the use of the nonselective COX inhibitor, ketorolac.

Comparison between two cyclooxygenase inhibitors in an experimental dry eye model in albino rabbits

Ocular Pharmacology Department, Research Institute of Ophthalmology, Giza, Egypt

Ocular Physiology Department, Research Institute of Ophthalmology, Giza, Egypt

Ocular and Pathology Deparment, Memorial Institute of Ophthalmology, Giza, Egypt

Acta Pharmaceutica

The purpose of this study was to compare the topical anti-inflammatory effects of the nonselective cyclooxygenase (COX) inhibitor, ketorolac, with the...

Comparison between two cyclooxygenase inhibitors in an experimental dry eye model in albino rabbits

Pubblicato online: 30 mag 2008

Pagine: 163 - 173

DOI: https://doi.org/10.2478/v10007-008-0009-0

Parole chiave
model suhog oka, kunić, atropin sulfat, Schirmerov test I, nimesulid, ketorolak

This content is open access.

Comparison between two cyclooxygenase inhibitors in an experimental dry eye model in albino rabbits

Pubblicato online: 30 mag 2008

Pagine: 163 - 173

DOI: https://doi.org/10.2478/v10007-008-0009-0

Parole chiavemodel suhog oka, kunić, atropin sulfat, Schirmerov test I, nimesulid, ketorolak

This content is open access.

Parole chiave
model suhog oka, kunić, atropin sulfat, Schirmerov test I, nimesulid, ketorolak