The increasing number of men faces problems in potency. And if till 80th years of the last century the physicians considered that the mentality "is guilty" of violation of potency, then today they accurately differentiate psychotropic drugs for treatment of erectile dysfunction and medicines which do not influence extent of excitement, but allow to bring process to an ejaculation. How viagra affects men, it will be told in this article.
Principle of action
At normal healthy men the brain at excitement gives a signal to nervous cages of pleasure which on nervous impulses transfer chemicals to a genital, causing its swelling and straightening. The relaxed muscles provide the big capacity of a blood-groove. However, at some men the process of supply of the member with blood is broken.
Chemical which is called enzyme of phosphodiesterase of type 5 does not allow muscles to relax therefore the arteries conducting to a genital do not open properly and the erection does not occur though the man also is excited.
Viagra which contains type phosphodiesterase 5 inhibitors helps to open arteries. This medicine does not influence reproductive function and works only in the presence of sexual excitement.
Action duration
Now it is clear how viagra works, but as to accept it, so many men have problems with potency because of insufficient blood supply. The drug is taken on 50 mg for once. Depending on shipping and effectiveness it is possible to increase a dosage to 100 ml or to reduce up to 25 mg. Those who is interested through how many viagra works can answer that the visible effect occurs in 15–30 minutes after reception. Asking how many on time viagra works, it is possible to answer that 4 hours, but the greatest possible action is shown in the first 2 hours.
Influence on healthy men
Many are interested as medicine viagra affects healthy men, quite often men just want "to make secure" and not "to lose face" before the partner. In this case the question, related to that how many viagra works on time also does not lose relevance. Medicine stabilizes work of a penis and promotes emergence of a repeated erection. It can be accepted at an indisposition, nervousness or fatigue to be sure that everything will pass as "on oil".
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