Medical Dictionary

sildenafil sil·den·a·fil (sĭl-děn'ə-fĭl)
A drug used to treat sexual dysfunction by increasing the level of cyclic GMP, which increases blood flow to erectile tissues.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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