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Sildenafil’s ability to increase blood flow makes the medication useful for managing other conditions. Some sources suggest Viagra might make you last longer in bed, and others say it’s good ...
Data show that about 40 percent of men experience some level of ED by the age of 40, with an increasing number of younger men using sildenafil and other drugs to deal with ED as it develops ...
Whether you’re one of the 30 million men who have (ED) or not, you’ve almost certainly heard of Viagra. Maybe you even know about other ED medications, like Levitra or Stendra or Cialis, too.
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] It is unclear if it is effective for treating sexual dysfunction in females. [8]
Erectile dysfunction (ED), also referred to as impotence, is a form of sexual dysfunction in males characterized by the persistent or recurring inability to achieve or maintain a penile erection with sufficient rigidity and duration for satisfactory sexual activity.
Older than 45 years old - 19.6% (mild), 5.9% (severe) Venous leakage: 7.84% (of 67 patients) [ 1 ] Venous leak , also called venogenic erectile dysfunction and penile venous insufficiency , is one category of vasculogenic impotence — a cause of erectile dysfunction in males. [ 2 ]
In many of these studies, the researchers found more than 10 percent of men having intimacy with men used sildenafil citrate — and that its use is associated with higher risks of unprotected ...
Chemical structure of sildenafil (Viagra), the prototypical PDE5 inhibitor. A phosphodiesterase type 5 inhibitor (PDE5 inhibitor) is a vasodilating drug that works by blocking the degradative action of cGMP-specific phosphodiesterase type 5 (PDE5) on cyclic GMP in the smooth muscle cells lining the blood vessels supplying various tissues.