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Wikipedia.org
Sildenafil (Wikipedia.org)

Sildenafil citrate, sold under the names Viagra, Revatio and under various other names, is a drug used to treat male erectile dysfunction (impotence) and pulmonary arterial hypertension (PAH), developed by the pharmaceutical company Pfizer. Its primary competitors on the market are tadalafil (Cialis), and vardenafil (Levitra).

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The FDA is investigating 43 rare cases of blindness in men that may be linked to the anti-impotence drugs: Viagra, Cialis and Levitra.
4 years ago
The Online NewsHour: Video | PBS
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We're just about done with Apple rumors--WWDC 2009 starts today. Plus: Twitter gets verified accounts, and Digg helps you get more Viagra ads.
4m 17s |
5 months ago
CBS News
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Federal prosecutors charged 11 people and an Atlanta-based company in an Internet scheme involving the sale of fake drugs such as Lipitor and Viagra. Jim Stewart has more.
1m 26s |
3 years ago
CBS News
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Brain Viagra - Part 2 (4.21.03) - There’s a huge market for substances that claim to boost memory, but when can we expect drugs designed and proven to do that? Bloody Teeth Boost Memory (2.13.03) - ...
1m 31s |
6 years ago
Science Central
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Brain Viagra: Part 1 - Companies selling the herbal supplement gingko biloba say it can enhance your memory. But scientific evidence on whether gingko works has been controversial at best. (4/21/03) ...
1m 38s |
6 years ago
Science Central
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247664
Abdominal examination. Inspection, palpation, percussion, et auscultation de l.abdomen.
8m 45s |
2 years ago
YouTube
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Dr. Kirsten Sanford Science Media
Do Synthetic Sinuses Get Allergies?, Glowing Green, Musical Genes, Spider Viagra, Toothiness, Dinomania, Maggot Love, Climatology 101 Part Two w/ Climatologist Dr. Gavin Schmidt. Download Standard ...
2 years ago
VoiceIndigo
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557517
Use fire, not drugs!!!
0m 42s |
3 years ago
MetaCafe
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