Which oral PDE 5 inhibitor is most effective for treating men with erectile dysfunction?

Vardenafil (Levitra, Staxyn) Vardenafil is most effective in men with mild-to-moderate ED. It is to be taken on an empty stomach approximately 1 hour before sexual activity. Sexual stimulation is necessary to activate response. Vardenafil is available as 2.5-, 5-, 10-, and 20-mg tablets.

Is Levitra a PDE5 inhibitor?

The four oral PDE5 inhibitors commercially available in the U.S. are sildenafil (Viagra, Pfizer), vardenafil (Levitra and Staxyn, Bayer/GlaxoSmithKline), tadalafil (Cialis, Eli Lilly), and a more recently approved drug, avanafil (Stendra, Vivus).

How does Viagra work as a PDE5 inhibitor?

PDE5 inhibitors are best known for their effects on erectile dysfunction. Popular ED medications such as Viagra (sildenafil), Cialis (tadalafil), Levitra (vardenafil) and Stendra (avanafil) all work by inhibiting the effects of PDE5 to improve blood flow to the penis.

Are there any PDE5 inhibitors available in Australia?

There are 3 types of PDE5 inhibitors available in Australia: Viagra (Sildenafil), which has been available since 1998 Cialis (Tadalafil), which has been available since 2003 Levitra (Vardenafil), which has been available since 2003

How does Cialis work on erectile dysfunction ( ED )?

Cialis is a phosphodiesterase type 5 (PDE5) inhibitor. It works for ED by relaxing smooth muscle in the blood vessels of the penis, therefore increasing blood flow. PDE5 inhibitors only work in the presence of nitric oxide, which is naturally released during sexual arousal.

Which is the most common PDE5 inhibitor for erectile dysfunction?

Although they were originally designed to treat cardiovascular conditions, they’re most commonly used today to treat erectile dysfunction. Common PDE5 inhibitors available today include Viagra® (which contains the active ingredient sildenafil), Cialis® (tadalafil), Levitra® (vardenafil) and Stendra® (avanafil).