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Vardenafil. The active ingredient in Levitra, vardenafil provides relief from ED for four to five hours. Avanafil. Sold as Stendra, avanafil is a newer treatment that provides relief from ED for ...
Sildenafil falls into a class of drugs called PDE5 inhibitors, along with other drugs like Cialis (tadalafil), Stendra (avanafil) and Levitra (vardenafil). These are the gold standard drugs for ...
Vardenafil offers several advantages, most of which are related to time. First, it lasts for slightly longer than sildenafil, meaning you have a little extra flexibility regarding when you take it ...
Sildenafil, sold under the brand name Viagra among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. [4] [8] It is also sometimes used off-label for the treatment of certain symptoms in secondary Raynaud's phenomenon. [9]
Vardenafil's indications and contraindications are the same as with other PDE5 inhibitors; it is closely related in function to sildenafil citrate (Viagra) and tadalafil (Cialis). The difference between the vardenafil molecule and sildenafil citrate is a nitrogen atom's position and the change of sildenafil's piperazine ring methyl group to an ...
Brand-name ED drugs like Cialis (tadalafil), Levitra(vardenafil), Stendra and others that are FDA-approved to treat ED are also not safe to use without medical advice.
Here are links to possibly useful sources of information about Vardenafil. PubMed provides review articles from the past five years (limit to free review articles ) The TRIP database provides clinical publications about evidence-based medicine .
As you can see, vardenafil and avanafil work for about the same amount of time — and slightly longer than sildenafil. But tadalafil is by far the longest-lasting of the four ED medications ...