The main task of ED medication is to cure any form of impotence, physical or psychological.
The information about what ED pills are best used to cure male impotence you can get from commercials or in men’s company, but there is nothing better than to ask a doctor, who will provide all the necessary information and answer all your questions regarding these drugs. The most well-known ED medications are: Viagra; Cialis; Levitra.
The composition of these preparations containing substances with similar pharmacological action. Sildenafil, which is in Viagra, Vardenafil (active ingredient of Levitra) and Tadalafil, which is a part of Cialis. These are inhibitors of phosphodiesterase enzyme.
The active ingredients of the above drugs enhance the nitric oxide action, aimed at relaxation of the muscle fibers of the penis. As a result, blood flow to the penile cavernous bodies is improved.
It is worth noting that the pill to cure impotence do not cause involuntary erection, that is certainly undeniable advantage. With their use, the erection occurs naturally as a result of stimulation, however, it iccurs faster and much easier.