Vardenafil typically starts working faster, around 15 to 30 minutes after ingestion, while sildenafil may take 30 to 60 ...

Sildenafil, vardenafil and tadalafil have all been shown to be similarly effective in the treatment of men with ED of vary etiologies, to have similar adverse effects profiles, and to improve ...

Sildenafil and the substances vardenafil (Levitra ®, Bayer AG/Glaxo Smith Kline) 11 and tadalafil (Cialis ®, Lilly ICOS LLC), 12 which were developed later, are known as PDE5 inhibitors.

Unlike other ED medications, such as Viagra® (sildenafil) and Levitra® (vardenafil), which work for four to five hours per dose, Cialis® (which contains the active ingredient tadalafil ...

So, if you’re prone to side effects from oral medication for ED, you might prefer to use a shorter-acting ED medication, like sildenafil, vardenafil or Stendra. A second disadvantage of ...

Dr Evren Caglayan and colleagues, working with Dr Stephan Rosenkranz (University of K¿ln, Germany), who reported the sildenafil effect, now report that vardenafil (Levitra, Bayer) significantly ...

Can regularly taking erectile dysfunction (ED) medications like Viagra and Cialis make it much harder for you to see? Well, a study just published in JAMA Ophthalmology found that men who ...

like sildenafil (generic Viagra®), vardenafil (Levitra), and avanafil (Stendra®). One difference is that Cialis is active in ...

Explain to patients that Viagra (sildenafil), Levitra (vardenafil), and Cialis (tadafil) treat erectile function by enhancing blood flow to the penis. This study suggests that the drugs may have ...

Two companies are racing to see who can make it first to market with a new erectile-dysfunction treatment that would give Pfizer 's Viagra a serious run for the money. Vardenafil received a ...

B O S T O N, Jan. 3 -- Two new drugs, Lilly's Cialis (tadalafil) and Bayer's Vardenafil, may soon muscle their way into the male sexual dysfunction arena. Like Viagra (sildenafil), all three drugs ...

Viagra currently holds 45% of the sexual dysfunction ... August 19, 2003: The FDA approves Bayer Corporation’s vardenafil hydrochloride, sold under the brand name Levitra, to treat erectile ...