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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 ...
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.
Life-threatening problems can result when drug interactions between your daily medications cause side effects, and nowhere might that be more clear than with Viagra and high blood pressure.
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 ]
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.
Serotonin syndrome (SS) is a group of symptoms that may occur with the use of certain serotonergic medications or drugs. [1] The symptoms can range from mild to severe, and are potentially fatal. [4] [5] [2] Symptoms in mild cases include high blood pressure and a fast heart rate; usually without a fever. [2]
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.
How to Use Viagra for Best Results. Viagra is great as an ED treatment, but taking it in particular conditions can make it even more effective. To get the best results from Viagra when treating ...