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For example, a small study of 20 people that looked into Viagra’s effect on refractory time found that a standard 100mg dose of sildenafil citrate reduced the average male post-intimacy recovery ...
Here’s a fun fact, actually: According to Johnson, the main active ingredients of erectile dysfunction medications Cialis and Viagra—tadalafil and sildenafil—work by lowering blood pressure.
Headaches are a common side effect of ED medications such as sildenafil (the active ingredient in Viagra), tadalafil (Cialis) and vardenafil (Levitra), with about 25 percent of men prescribed ...
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 ]
If you like to have bedroom time more than once a day, or if you prefer the idea of taking a single pill for a weekend versus taking medication every night, you’ll probably prefer Cialis over ...
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.
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.
Some reports say that since Viagra can widen blood vessels, it can increase blood flow through the heart, permitting more oxygen to the lungs and improving oxygen supply to the rest of the body.