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  2. What Does Viagra Actually Do to Your "Intimate" Experience? - AOL

    www.aol.com/does-viagra-actually-intimate...

    The active ingredient, Sildenafil, is a PDE5 inhibitor that helps blood vessels relax. This helps improve blood flow to the privates, making it easier to get and maintain a climax. If you have ED ...

  3. Viagra: What It Treats & Its Side Effects ( Plus What It Was ...

    www.aol.com/lifestyle/viagra-treats-side-effects...

    Most men and women know at least vaguely what Viagra does, but not everyone knows how it does it. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways ...

  4. 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]

  5. Your ED Pill Guide: Everything You Need to Know Before ... - AOL

    www.aol.com/ed-pill-guide-everything-know...

    Research shows that, when used properly, these ED pills can help improve function. Many of these pills work fairly quickly. Sildenafil (Viagra), tadalafil (Cialis) and vardenafil (Levitra ...

  6. Drug expiration - Wikipedia

    en.wikipedia.org/wiki/Drug_expiration

    Drug expiration. Drug expiration is the date after which a drug might not be suitable for use as manufactured. Consumers can determine the shelf life for a drug by checking its pharmaceutical packaging for an expiration date. Drugs which are past their shelf life can decompose [1] and either be ineffective [2] or even harmful. [2]

  7. Vardenafil - Wikipedia

    en.wikipedia.org/wiki/Vardenafil

    Vardenafil's indications and contraindications are the same as with other PDE5 inhibitors; it is closely related in function to sildenafil citrate (Viagra) and tadalafil (Cialis). The difference between the vardenafil molecule and sildenafil citrate is a nitrogen atom's position and the change of sildenafil's piperazine ring methyl group to an ...

  8. How to Take Viagra for Best Results - AOL

    www.aol.com/lifestyle/viagra-best-results...

    To get the best results from Viagra: Take it at least 30 to 60 minutes (and no more than four hours) before intimate activity. Limit your intake of high-fat foods that can slow down Viagra ...

  9. Shelf life - Wikipedia

    en.wikipedia.org/wiki/Shelf_life

    Shelf life. This pack of diced pork says 'Display until' 7 May and 'Use by' 8 May. Shelf life is the length of time that a commodity may be stored without becoming unfit for use, consumption, or sale. [1] In other words, it might refer to whether a commodity should no longer be on a pantry shelf (unfit for use), or no longer on a supermarket ...