- Viagra (Sildenafil)
Official site from Pfizer that offers information about erectile dysfunction drug Viagra. Includes the details of how Viagra works, its common side effects, and if ... http://www.viagra.com
- Viagra - RxList
Offers a clinical overview of how prescription drug Viagra affects nitric oxide levels in the blood as well as sections on recommended dosages and warnings. http://www.rxlist.com/viagra-drug.htm
- Erectile Dysfunction: Viagra and Other Oral Medications ...
Offers information on the oral medications of Viagra, Levitra, and Cialis, the drugs used to treat erectile dysfunction. http://www.mayoclinic.com/health/erectile-dysfunction/MC0002...
- Viagra (Sildenafil) - Drugs.com
Provides information about Viagra including its side effects and drug interactions. http://www.drugs.com/viagra.html
- Sildenafil - Wikipedia, the free encyclopedia
Sildenafil citrate, sold as Viagra, Revatio and under various other trade names, ... In 2000, Viagra sales accounted for 92 percent of the global market for ... http://en.wikipedia.org/wiki/Sildenafil
- Sildenafil (Viagra) - MedlinePlus
Brief profile of prescription drug Viagra and its use in the treatment of erectile dysfunction. Covers common questions about getting a prescription, ... http://www.nlm.nih.gov/medlineplus/druginfo/meds/a699015.htm...
- Viagra Survey
Saturday Night Live asks the men of New York if they need Viagra. http://www.usrf.org/breakingnews/viagrasnl....
- Viagra Side Effects - Drugs.com
Comprehensive Viagra side effects information for consumers and healthcare professionals. http://www.drugs.com/sfx/viagra-side-effect...
- FDA Viagra (Sildenafil Citrate) Information
Official information from the U.S. Food and Drug Administration about prescription drug Viagra (sildenfil citrate), approved to treat impotence, or erectile dysfunction. http://www.fda.gov/Drugs/DrugSafety/PostmarketDrugSafetyInfo...
- How to Take VIAGRA for Erectile Dysfunction (ED) - VIAGRA ...
Learn how to get the best results from taking VIAGRA, a prescription erectile dysfunction treatment option. http://www.viagra.com/taking-viagra...
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