Sildenafil is the generic form of Viagra, meaning it is bioequivalent to the brand-name drug.
Get started Is Sildenafil 20 mg the Same as Viagra? These drugs are identical to Viagra and Revatio but are usually sold under the name sildenafil.Įrectile dysfunction prescriptions for as low as $0.90 per dose When Pfizer’s patent on sildenafil expired, it allowed cheaper generic forms of the medication to hit the market. To make sure that everyone could tell the difference between the two drugs, Pfizer marketed this new use of sildenafil under the name Revatio. In 2005, the FDA re-approved sildenafil to treat people with PAH. In 1998, Pfizer patented sildenafil under the brand name Viagra and began selling it to consumers worldwide. It works by blocking the enzymes that make it more difficult for blood vessels to dilate and circulate freely through your body.
Sildenafil (also called sildenafil citrate) is a prescription drug used to treat erectile dysfunction in men and pulmonary arterial hypertension (PAH) in men and women.
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In this article, I’ll explain what sildenafil is, how it compares to Viagra, and how to know if 20 mg of sildenafil is an effective treatment for you. When people PAH take sildenafil, the medication helps open up any narrowed arteries in their lungs and improve their circulation during periods of exercise. When men with erectile dysfunction take sildenafil, it helps the arteries in their penis expand to allow more blood flow and firmer, longer-lasting erections. PDE5 inhibitors work by blocking the enzymes that inhibit blood flow in parts of your body. Other PDE5 inhibitors include tadalafil ( Cialis), vardenafil (Levitra), and avanafil (Stendra). It is one of only four phosphodiesterase inhibitors (PDE5 inhibitors) commercially available on the market today. Sildenafil is a pharmaceutical medication that is FDA-approved to treat erectile dysfunction (ED) in men and pulmonary arterial hypertension (PAH), a form of high blood pressure, in both men and women.
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