Effectives and safety of Viagra and Cialis in ED treatment
Erectile dysfunction (ED), being the most common disorder of sexual function in men, has a marked negative impact on quality of life. ED is a chronic disease and revealed in 9,5% of cases of 40-year-old male, reaching 71.2% of cases in men aged 71-80 years.
In this regard, there is no doubt in the need for treatment of this disorder. The most effective among the drugs used to treat erectile dysfunction, is now an inhibitor of phosphodiesterase 5-type (PDE-5): Levitra, Cialis and Viagra.
Drugs in this group are modulators of erectile dysfunction: they do not cause it directly, but increase the relaxing effect through cyclic guanosine monophosphate (cGMP) by blocking the enzyme PDE-5. As a result of increased blood flow into the cavernous bodies of the penis occurs an erection.
The presence of prolonged effect of online pills Cialis and Viagra is demonstrated in a multicenter randomized double-blind, placebo-controlled study, the study of parallel groups, conducted in the U.S. Before ordering ED drugs you can compare Cialis vs Viagra vs Levitra online and get best solution for you.
483 men with ED (mean age 58 years) were randomly divided into 6 equal groups by type of treatment (placebo, Cialis 10mg or Cialis 20mg) and time (24 or 36 h). The study noted effectiveness among more than 60% of patients treated with cheap Cialis and Viagra 20mg.
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