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Viagra (Sildenafil) It has been estimated that impotence affects 140 million men worldwide. Over half of all men with impotence are thought to have some physical (medical) cause. The remainder are believed to have psychogenic causes of impotence. Medical causes of impotence include diabetes and circulatory, neurological or urological conditions.
Cialis(TADALAFIL), dubbed "Le Weekend Drug" in Europe, is a new treatment for Erectile Dysfunction (ED) from Lilly ICOS LLC. Clinical studies show that Cialis works faster, lasts up to 36 hours and has less side effects than Viagra.
Levitra (VARDENAFIL) is one of the latest treatments for Erectile Dysfunction. Levitra acts in the same way as Viagra by blocking an enzyme called PDE-5. Clinical studies show that Levitra works faster and has less side effects than Viagra
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