Impotence: How to Treat?
at 12:24 pm on Tuesday, 30 September 2008
Sex life is significant for all men and women, irrespective of the age. But, there are a few males with erection difficulties that produce concern provoking in lower self-esteem. And undoubtedly everybody needs to at his best in sex. In the most serious cases impotence may lead to the aggravation and even rupture of relations.
There're three most common drugs for impotence: Viagra (Sildenafil), Cialis (Tadalafil) and Levitra (Vardenafil). From the point of view of pharmaceutics, they are nearly similar. At the same moment, producers of each medicine try to argue that it is better than others, by way of advertising. The fortune of ad drives rather than medical indicators are probable to determine the fate of each medicament and decide the most prevailing of them. Various web-shops would help you buy Viagra online. You may as well buy Cialis online there.
The group of phosphodiesterase type 5 inhibitors includes all three drugs. Erection is usually enfeebled by PDE-5, the enzyme that holds back the expansion of vessels of the penis. Viagra and Levitra are rather identical in composition and qualities, and the structure of Cialis is something different.
But practically the principle diversity between the drugs is that one of them (Levitra) is quickly absorbed, and another - Cialis - is lingeringly driven out of the organism. That's the influence of all FDE-5 blockers is actually identical but diverse in term and continuance of act.
In about 80 percent of situations all 3 drugs strike the mark.
The lowest effective dosage is of Levitra: it's 5-10 times smaller than those of the opponents. This somewhat diminishes the strength of ill-effects, but with diseases of cardiovascular system and after the apoplexy medicine is still contraindicated.
And some more information on after-effects: all 3 medicaments, besides the “required” FDE-5 enzyme, as well obstruct the others. For example, chromatic sensitivity for which FDE-6 enzyme is answerable can be influenced by Viagra and Levitra. Cialis retrains the activity of FDE-11 in the heart, thymus, or cerebrum. But no one has yet defined what exact unsuitable results it can cause.
One more essential point is the interaction of these drug preparations with food and alcohol drinks. It's well known that if to take Viagra on an empty stomach it will produce a much faster effect than taken with food. But at any rate the effect still occurs although slowly. The advertising booklets of Cialis ensure that it doesn't interact with alcohol drinks, as opposed to the rivals. As a matter of fact, in combination with alcohol drinks Levitra is also innocuous. But this “trump” has not yet been used used by the marketers to convince all to buy Levitra. Because one of the frequent reasons of impotence is alcohol misuse this “trump” appears to be doubtful.
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