Sildenafil (Viagra) treats erectile dysfunction in men. In the United States, two drugs are approved to treat low libido in women. Some people call these drugs "Viagra for women." Gender and sexuality exist in the spectrum. This article will use the terms "male," "female," or both, to refer to sexual relations that occur at birth. Click here to learn more. Viagra is the trade name for a drug called sildenafil, which treats erectile dysfunction in...