Canadian Viagra Drug

History of the Greatest Creation

The world first heard about Viagra, in 1992. Homeland of this drug is considered to be the United Kingdom. And history of appearance is connected with pharmacological studies of a new substance.

It was in the study and testing of sildenafil citrate from Pfizer company that its special properties were revealed. By the way, interesting is the fact that Viagra was originally used to treat a number of heart diseases.

viagra historyAccording to studies, sildenafil contributed to inflow of blood to heart, while lowering blood pressure. However, it was found that in practice this effect does not appear in the human body.

At the same time, it was revealed that the majority of men participating in the studies did not want to return what seemed to be a completely useless drug. And in this case, the reason for all was the same – regular use of the studied drug improved quality of erection. It turns out that sildenafil, without having special effect on blood circulation in myocardium, is able to increase blood flow to genital organs of men.

It should be admitted, Viagra has become one of the greatest discoveries of modern medicine, along with emergence of x-rays and unique preparation penicillin. All of the listed discoveries were awarded the Nobel Prize. And in the fall of 1998, Nobel laureates were those researchers who managed to discover unique abilities of Viagra.

Since 1993, researchers began actively testing Viagra, trying to obtain confirmation of all properties and characteristics found. In the framework of such study, there was confirmed not only possibility of using the drug for treatment of impotence, but safety and hypoallergenicity of this medication.

In March 1998, use of Viagra was approved by the United States Food and Drug Administration. The drug was tested on more than 3000 men in the age group from 19 to 87 years. In addition, studies have been conducted among men from around the world.

In other words, generic Viagra is necessary for treatment of erectile dysfunction, it is able to improve sexual activity of most men, regardless of their age and lifestyle.

The drug was able to show its high effectiveness even among men with diseases of spinal cord, patients with diabetes, who, along with Viagra, took many other medicines prescribed to them.