The primary indication of sildenafil is treatment of erectile dysfunction
(inability to sustain a satisfactory erection to complete intercourse).
Its use is now standard treatment for erectile dysfunction in all
settings, including diabetes.
People on antidepressants
may experience sexual dysfunction, either as a result of their illness
or as a result of their treatment. A 2003 study showed that sildenafil
improved sexual function in men in this situation. Following up reports from 1999, the same researchers found that sildenafil improved sexual function in female patients on antidepressants as well.
Pulmonary hypertension order viagra by telephone 800
As well as erectile dysfunction, sildenafil citrate is also effective in the rare disease pulmonary arterial hypertension
(PAH). It relaxes the arterial wall, leading to decreased pulmonary
arterial resistance and pressure. This, in turn, reduces the workload of
the right ventricle of the heart and improves symptoms of right-sided heart failure.
Because PDE-5 is primarily distributed within the arterial wall smooth
muscle of the lungs and penis, sildenafil acts selectively in both these
areas without inducing vasodilation in other areas of the body. Pfizer
submitted an additional registration for sildenafil to the FDA, and
sildenafil was approved for this indication in June 2005. The
preparation is named Revatio, to avoid confusion with Viagra, and the
20-milligram tablets are white and round. Sildenafil joins bosentan and prostacyclin-based therapies for this condition-order viagra by telephone
Sildenafil has been shown to be useful for the prevention and treatment of high-altitude pulmonary edema associated with altitude sickness such as that suffered by mountain climbers.
While this effect has only recently been discovered, sildenafil is
already becoming an accepted treatment for this condition, in particular
in situations where the standard treatment of rapid descent has been
delayed for some reason.
Viagra by phone
pills are blue and diamond-shaped with the word "Pfizer" engraved on
one side, and "VGR xx" (where xx stands for "25", "50" or "100", the
dose of that pill in milligrams) engraved on the other. It is not taken
more than once per day between 30 minutes and 4 hours prior to sexual intercourse.
dosage for pulmonary arterial hypertension (Revatio) is three order viagra by telephone times a
day. Revatio pills are white, round, film-coated tablets imprinted with
"RVT 20" embossed on one side