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Levitra - modern medicine to address male erectile dysfunction, in which there is the inability to achieve and, more importantly, to keep necessary for sexual intercourse erection. Levitra superiority, compared with other drugs of this group, it is quite obvious. The drug is absorbed into the body and begins to be active within a few minutes after taking the duration of 5 hours. Feature: no eating, no alcohol intake did not affect the action of the drug. Generally well tolerated, side effects, headache or nausea, mild and gradually improve with continuous use. Even "accidentally" overdose accompanied by severe side effects. The highest rates of effectiveness of Levitra has diabetes. Levitra acts in the natural stimulation. Increasing blood flow to the penis male contributes to maintaining an erection during the sexual act. Levitra is a potent drug. In ou ... Read more » |
Penile erection is a hemodynamic process based on the relaxation of smooth muscles of the corpora cavernosa and located in its arteries. During sexual stimulation of the nerve endings cavernous bodies released nitric oxide (NO), activates the enzyme guanylate cyclase, which results in an increase in the content of the cavernous bodies of cyclic guanosine monophosphate (cGMP). The cGMP is primarily responsible for
increasing and decreasing the size of the blood vessels carrying blood to and
from the penis, respectively. Vardenafil prevents an enzyme called
phosphodiesterase-5 (PDE-5) from destroying cGMP so that cGMP persists longer. The result is relaxation of smooth muscles of cavernous bodies, which increases blood flow to the penis.
By definition, the Association of Pharmaceutical Manufacturers. Generic - neither more nor less than similar known drugs. Assumed that the "original" opposed "to fake, not real" ... Read more »
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Date: 16.12.2012
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