Is Viagra Lost Link For Blindness ?

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Federal health officials are examining rare reports of blindness among some men using the impotence drug LINK REMOVEDFDA clinical trials show that taking Viagra, especially at high doses, can cause some retinal dysfunction and affect sight for a number of hours. Studies show visual disturbances described as a bluish color tinge to the visual field and light sensitivity.The Food and Drug Administration still is investigating, but has no evidence to determined the long-term effects of Viagra yet that the drug is to blame, said spokeswoman Susan Cruzan. <o></o>

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