6.1 What oral medications are available?
Description
This article is from the Impotence FAQ, by Sine Nomine llama@drizzle.com with numerous contributions by others.
6.1 What oral medications are available?
The only one currently approved by the US FDA for treatment of
Erectile Dysfunction is Viagra (sildenafil). It works by inhibiting an
enzyme in the penis and allowing cyclic guanosine monophosphate (a
chemical produced during sexual stimulation) to stay around
longer. The longer GMP is around, the more time there is for blood to
flow into the penis and the better chance you have of getting an
erection. Vasomax (an oral version of phentolamine, a vasodilator used
for injection therapy) is being explored as an oral treatment for
Erectile Dysfunction, as is apomorphine. Vasomax causes smooth muscle
relaxation and blood vessel dilation, and apomorphine, taken by
dissolving a tablet under the tongue, apparently affects
neurotransmitters and stimulates the brain to cause
erections. Yohimbine, an herbal medicine, is available by prescription
in a standardized form. It isn't clear how it works.
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