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Viagra can help reduce blood pressure in the lungs within its role as a vasodilator — essentially, it can do for your lungs what it does for your privates. Sildenafil lowers blood pressure in ...
This story was reviewed by Mike Bohl, MD. In the ‘80s, researchers set out to test a medication called sildenafil citrate for treating high blood pressure and angina (chest pain) from heart disease.
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]
An intracavernous (or intracavernosal) injection is an injection into the base of the penis.This injection site is often used to administer medications to check for or treat erectile dysfunction in adult men (in, for example, a combined intracavernous injection and stimulation test). [1]
What Does Viagra Do? Viagra works by improving blood flow to your privates. The active ingredient, Sildenafil, is a PDE5 inhibitor that helps blood vessels relax. This helps improve blood flow to ...
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.
Sildenafil, tadalafil and other treatments for ED all belong to a class of medications called phosphodiesterase type 5 or PDE5 inhibitors, which dilate the blood vessels that supply blood to the ...
Viagra (or sildenafil) lasts three to five hours after it’s consumed. Cialis (tadalafil) has a half-life of 17.5 hours, meaning this drug lasts up to 36 hours after it’s consumed.
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