LITTLE KNOWN FACTS ABOUT VIAGRA.

Physicians ought to advise patients to halt use of all PDE5 inhibitors, such as VIAGRA, and find professional medical focus inside the occasion of a sudden lack of eyesight in a single or both of those eyes. These an party may be a signal of non-arteritic anterior ischemic optic neuropathy (NAION), a cause of lowered eyesight together with doable l