Ved doser svarende til eller større end 15 mg/ kg/ dag (3 gange den anbefalede dosis) i 6 måneder blev lignende kliniske symptomer observeret, skønt graden og hyppigheden var mindre og duodenale sår ikke forekom.
At dose rates equal or greater to 15 mg/ kg/ day (3 times the recommended dose) for six months, similar clinical signs were observed, albeit that the severity and frequency were less and duodenal ulcers were absent.