Indications and contraindications to «Viagra»

The drug "Viagra" is used in cases of erectile dysfunction of various origins: psychogenic, organic and mixed.The drug is contraindicated in detecting sensitivity to components, it is not used in patients who have anatomical abnormalities of the penis (cavernous fibrosis, angulation, Peyronie's disease).Do not appoint "Viagra" patients with stroke, myocardial infarction within six months of the disease. The active ingredient of "Viagra" - sildenafil.

not assign "Viagra" a tendency to bleeding, the presence of diseases of hematopoiesis (anemia, leukemia, and others), with acute exacerbation of peptic ulcer disease gastrointestinal tract, liver pathologies, with severe hypotension and hypertension, various heart diseases (including arrhythmia severe), unstable angina, congestive heart failure.Do not appoi
nt men means that sexual activity is contraindicated for medical reasons, as well as patients taking nitrates and nitric oxide donators.

How to take "Viagra»

The drug should be used inside for an hour before sexual intercourse at a dose of 50 mg 1 time a day.For prescription, the dose can be reduced or increased twice.The maximum permissible daily amount of the drug -100 mg.Older medicament is used without changing the standard dosage.

«Viagra» for guests is well tolerated, but in some cases include the following side effects: insomnia, dizziness, headache, increased muscle tone, relaxation of the walls of blood vessels smooth muscles, flushing, pain in the joints, muscles, diarrhea, dyspepsia, nausea,, changes in color perception, blurred vision, conjunctivitis, increased svetovospriyatiya, rash on the skin. With an overdose of "Viagra" symptomatic therapy: prescribed gastric lavage and administration of activated charcoal.

also possible symptoms of the flu, nasal congestion, rhinitis, pharyngitis, sinusitis, respiratory disorders, infections of the urinary channel airways, disruption of the prostate gland, abdominal pain, back.In some cases, there is prolonged, painful erection unrelated to sexual arousal (priapism).One-time use of "Viagra" in healthy males at 100 mg is usually well tolerated.