Tell sufferers to halt use of all PDE5 inhibitors, which include LEVITRA, and find medical focus while in the function of unexpected lack of vision in a single or both eyes. These types of an celebration could be a indicator of non-arteritic anterior ischemic optic neuropathy (NAION), a cause of https://hbs-case-study-solution97685.blogripley.com/36562135/getting-my-case-analysis-to-work