1. 
   Viagra
   A well known drug, helps blood flow to the penis.
   Found op http://www.the-uprima-site.co.uk/uprima-glossary.php
   
   
2. 
   Viagra
   (vi-ag´rә) trademark for a preparation of sildenafil citrate, a treatment for erectile dysfunction.
   Found op http://www.encyclo.co.uk/local/21001
   
   
3. 
   Viagra
   trade name of the first oral drug for male impotence, introduced by the pharmaceutical company Pfizer, Inc., in 1998. Also known by the chemical name ... [5 related articles]
   Found op http://www.britannica.com/eb/a-z/v/19
   
   
4. 
   Viagra
   Viagra is the trade name of sildenafil citrate, sold as an anti-impotency drug. It was invented in 1998 by Peter Dunn and Albert Wood, working at the Pfizer company in Sandwich, Kent. They built upon work done in 1991 by other scientists as Pfizer who found that compounds of the pyrazolopyrimidinone...
   Found op http://www.probertencyclopaedia.com/browse/EV.HTM
   
   
5. 
   Viagra
   A drug used to treat erectile dysfunction. Viagra relaxes the smooth muscle of the penis to allow increased blood flow and erection. It is a type of phosphodiesterase inhibitor. Also called sildenafil.
   Found op http://www.cancer.gov/dictionary?expand=V
   
   
6. 
   Viagra
   [disambiguation] Viagra can refer to: ...
   Found op http://en.wikipedia.org/wiki/Viagra_(disambiguation)
   
   
7. 
   viagra
   1) Alternative to cialis 2) Anit-impotence drug 3) It may keep you up at night 4) Marketing sensation of 1998 5) Medical breakthrough of 1998 6) Performance-enhancing drug used by rafael palmeiro 7) Sex therapist's suggestion 8) Sildenafil 9...
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/viagra/1
   
   

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