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SIDE EFFECTS: were transient, mild or moderate. During the study the frequency and severity of adverse reactions increases with increasing dose. The nature of adverse events in studies with a variable rate, which is widely present the recommended dose, was similar to the fixed dose studies. The most common side effects were headache and flushing.
Very common (1/10)
The nervous system: headache.
Cardiovascular: vasodilation (flushing).
Common (1/100-1/10)
Vertigo Systemy nervous.
As part of the vision: abnormal vision (blurred vision, sensitivity to light), hromatopsiya (mild and transient, mostly color vision).
Palpitations (palpitations): cardiovascular.
The respiratory system: rhinitis (nasal congestion).
Gastrointestinal: dyspepsia.
Use of the drug in higher doses than recommended, side effects are similar, but more frequent.
The use of sildenafil has no effect on the frequency of incidence of myocardial infarction, and mortality from cardiovascular disease.
In the post-registration has occurred or rare atypical response to drugs:
By the immune system: hypersensitivity reactions (including rash).
The nervous system: a seizure recurrence, seizure.
Since the combined use of sildenafil, and alpha blockers can cause symptomatic hypotension in some susceptible patients, sildenafil should be used with caution in patients taking alpha-blockers. To minimize the risk of orthostatic hypotension in patients taking alpha-blockers, start taking generic viagra 100mg should only be after hemodynamic stabilization is achieved in these patients. Should consider reducing the initial dose of sildenafil. In addition, the physician must proinfomirovat patients on what to do if symptoms of orthostatic hypotension.
A small number of patients with retinitis pigmentosa are hereditary hereditary disorders of retinal phosphodiesterases. Information about the safety of sildenafil in patients with retinitis pigmentosa is not, in connection with this drug in these patients, generic viagra 100mg � should be used with caution.
Sildenafil increases the antiaggregatory effect of sodium nitroprusside (nitric oxide donor) in human platelets in vitro. For more information on the safety of generic viagra 100mg � in patients with internal bleeding or an active peptic ulcer of the stomach disappeared, so in these cases, the drug should be used with caution.
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