Public Citizen Urges “Black Box” On Vision Loss For Erectile Dysfunction Drugs
This article was originally published in The Pink Sheet Daily
The advocacy group’s petition also asks FDA to require that manufacturers establish a patient registry to track cases of non-arteritic ischemic optic neuropathy.
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Labeling revisions for Viagra, Levitra and Cialis will add information about NAION adverse events, but states that “it is not possible to determine whether these events are related directly to the use of PDE5 inhibitors or to other factors.”