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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 ...
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 ...
The Best ED Medication for Men: Pros & Cons of Top ED Pills. Over the last 25 years, (ED) medications like Viagra and Cialis have become common fixtures in bedrooms around the world.
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 ...
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]
Here are the most important things to know: Viagra is a proven treatment for ED. While it may not do anything for your intimate experience in terms of libido, it can have incredible effects if you ...
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A few things to know off the bat: Viagra and its main ingredient, sildenafil are medications known as PDE5 inhibitors. These drugs work to increase blood flow necessary for arousal when you're ...