November, 2012 | viagrapedia.com

November 8th

How Viagra works

In contrast to other known methods of treatment of impotence, for example, injections in penis or other medical manipulations, a tablet of Viagra, which contains sildenafil citrate, is an easy to use and highly effective medicine. To achieve the desired effect – a normal and prolonged erection it is necessary to take one tablet of the medicine before the planned sexual intercourse.
The mechanism of action of sildenafil is very simple. Viagra works as follows: sildenafil naturally increases blood flow and promotes normal blood supply to penis. Viagra has effect only during natural stimulation. These are peculiarities how Viagra works, undeniable novelty and the secret of the incredible popularity of sildenafil citrate.
The principle of its action is based on the following features of this component of Viagra – it blocks the production of certain enzymes in the body – phosphodiesterase-PDE5. In combination with the natural stimulation, sildenafil citrate activates the blood flow to the genitals and support normal level of erection.
Please note that the substance is strictly forbidden to use for women (there is a special  women’s  Viagra for beautiful ladies ), a male version of this medicine is specifically for the stronger sex, and is designed with taking into the account the features of reaction of the male body on sildenafil citrate.
The usage of Viagra and other medicines for treatment of erectile dysfunction, developed on the basis of sildenafil citrate, are not protection from sexually transmitted diseases. Therefore, for the health and safety of a man and his partner do not forget to use condoms or other contraceptives.
Please, do not forget that optimal dose of the drug is to be selected depending on the organism’s reaction on the medicine. The doctor will help to find out really necessary dosage for a patient.
To feel how Viagra works sildenafil citrate should be taken once a day. You will not get a noticeable effect by increasing the frequency of dosing. Exceeding the required dosage of the medicine, you may face  to unexpected consequences. As a result of increasing the dosage you may disrupt your sexual function, and treatment of this condition will require a lot of time and money.
Before buying Viagra, a patient needs to consult the doctor and get his opinion on the proposed  treatment with using of sildenafil citrate. The doctor will choose the optimal dose for a man. Determination of dosage depends on the degree of erectile dysfunction and certain features of the male body.
A patient may not increase or decrease the dose of the medicine; only a doctor may do this. Typically, a single dose of sildenafil citrate may vary – from 25 to 100 mg. Remember that the maximum daily dose should not exceed of 100 mg. Viagra works for 4-5 hours. In most cases, doctors prescribe the dosage of 50 mg of the preparation, after which the dose can be changed up or down.

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