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(Agence Science-Presse) - Really, the little blue pill has more than one string to his bow. Scientists have discovered him under an unexpected it could ease the heart, she who has so often suspected of being linked to death by heart attack! Recently, several teams have put forward the benefits of sildenafil citrate, the active ingredient of discount viagra, the pulmonary arterial hypertension (PAH). Rare and serious, this condition leads to excessive pressure in the blood that feeds the lungs, due to a narrowing of the vessels. The right ventricle of the heart must provide more and more effort to pump blood to the lungs and it gets tired: it is heart failure. The most recent study on this subject, also funded by Pfizer, which markets discount viagra, has been published in the November 17 New England Journal of Medicine. Nazzareno Galie, led by the University of Bologna, Italy she wore on 278 patients with PAH. Periodically, the researchers measured the distance that they were able to walk in six minutes. At the end of treatment, patients were able to make sildenafil 45-50 meters higher than at the beginning of the experiment and the measured pressure in their pulmonary artery was reduced. Explanation: Viagra was originally designed to inhibit a specific enzyme, phosphodiesterase, allowing vessel dilation in the penis and therefore the blood supply that generates an erection. This same enzyme would occur at the level of lungs sildenafil pulmonary vessels dilate. The blood circulation becomes easier and the patient can provide more physical effort. Already, since July, the blue diamond for the love a little sister, round white pill for the heart called Revatio, marketed by Pfizer since July and has just received approval to market in Europe.

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Viagra is used for treating erectile dysfunction (e.g. male impotence). It works by helping the blood flow into the penis to achieve and maintain an erection during sexual stimulation.
Viagra is to be taken 30 minutes to 1 hour before sexual activity. You may take it up to 4 hours before sexual activity. Viagra is not supposed to be taken more often than once per day.
Drug Class and Mechanism
Viagra is a phosphodiesterase type 5 inhibitor and it works by helping the blood flow into the penis to achieve and maintain an erection during sexual stimulation.

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