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  2. Sildenafil - Wikipedia

    en.wikipedia.org/wiki/Sildenafil

    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 ]

  3. PDE5 inhibitor - Wikipedia

    en.wikipedia.org/wiki/PDE5_inhibitor

    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.

  4. What Happens If You Take Viagra and You Don't Need It? - AOL

    www.aol.com/happens-viagra-dont-105800158.html

    Recreational Viagra use does happen, and while some men see harmless benefits from the active ingredient in the famous “little blue pill,” they’re still taking a significant risk every time ...

  5. Animal products in pharmaceuticals - Wikipedia

    en.wikipedia.org/wiki/Animal_products_in...

    Animal ingredients in TCM include animal parts such as tiger bones, rhino horns, deer antlers, and snake bile. [18] The use of animal parts in TCM have been definitively linked to the extinction of wildlife. [19] One example of this link is the pangolin trade, which has led the pangolin to be called the world's "most trafficked mammal."

  6. Things You Probably Don't Know About Viagra (Like What ... - AOL

    www.aol.com/things-probably-dont-know-viagra...

    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 ...

  7. Can You Become Addicted to Viagra? What You Need to Know - AOL

    www.aol.com/lifestyle/become-addicted-viagra...

    The most effective way to avoid Viagra dependency is to follow the instructions provided by your healthcare provider and use Viagra or similar medications as recommended.

  8. Herbal viagra - Wikipedia

    en.wikipedia.org/wiki/Herbal_viagra

    The name "herbal viagra" is taken from the brand name Viagra, under which drug company Pfizer sells sildenafil citrate, a drug used to treat erectile dysfunction. [3] Viagra has become a generic term for many people discussing drugs designed to treat erectile dysfunction, even those which do not contain sildenafil. [4]

  9. How Much Viagra Is Too Much? - AOL

    www.aol.com/much-viagra-too-much-105700581.html

    Viagra or sildenafil, the active ingredient and generic version, is a PDE-5 inhibitor that widens blood vessels inside the member to allow better blood flow for stronger or longer-lasting arousal.