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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 ]
Murad's discovery contributed to the invention of Viagra as well. Ferid Murad [1] [2] [3] Pharmacologist and Biochemistry: Ferid Murad won the Nobel Prize in Physiology or Medicine in 1998 for his independent study of the metabolic pathway of nitric oxide in smooth muscle vasodilation. Alongside Robert F. Furchgott, and Louis Ignarro.
Viagra has made its way into medicine cabinets the world over as a trusted medication for ED and cardiovascular health. We know intimate activity is supposed to be somewhat off the cuff, but you ...
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.
From graham crackers to Viagra, many of today's most popular products were invented for another purpose entirely. Check out their origin stories.
Viagra could lead to more serious side effects, such as: Priapism (a painful, long-lasting arousal) Vision loss. Chest pain. Flu-like symptoms. Heart attack. Stroke. Dizziness. Sudden low blood ...
[13] [14] The drug was originally researched as a treatment for cardiovascular diseases such as hypertension and angina, [13] but focus quickly shifted to ED with the success of another PDE5 inhibitor, sildenafil (Viagra), which had been developed by Pfizer. [2] Icos began research on tadalafil in 1993, and clinical trials started two years ...
Viagra is a brand name for sildenafil, used for treating erectile dysfunction. Viagra may also refer to: VIA Gra or Nu Virgos, a Russian-Ukrainian girl group
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