Viagra review

Viagra is proven safe drug that enhances male sexual function sexual helping to live life in its mayor expression. Sildenafil is the active compound famous Viagra pill, is a synthetic substance. Sildenafil is a potent selective inhibitor of phosphodiesterase type 5 – specific (PDE-5), cyclic guanosine monophosphate (cyclic GMP). Inhibition of PDE5 activity by effect of sildenafil prevents hydrolysis of cyclic GMP and thus obtains a higher intracellular concentration of this messenger and greater and erection.

Take Viagra leads to the enlargement of the arteries and more intensive blood flow to the penis. Viagra operates only in presence of sexual arousal. If agitation is missing, the erection does not arise. After a sexual act erection naturally ceases. Viagra does not influence sexual orientation or hormones.

Results of taking Viagra

Near 97 percent of men in Sydney that take Viagra for 2 years and more are noticeable with no improvement of erection. In most cases Viagra operated after the first or second time you take. The best effect was seen after the third or four taken . Of course, follow the advice of your doctor. Viagra starts driving in 30 minutes and continues operating until four hours after taking.

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Contraindications:

Diseases with the dose of Viagra can be dangerous:

• having suffered myocardial infarction or thrombosis of arteries;
• angina (hypertension) uncontrollable;
• hypotonia uncontrollable;
• use of drugs to correct blood pressure;
• ischemic heart disease;
• have heart failure;
• have blocked cerebral blood circulation;
• infarction;
• stroke;
• we must also be cautious if you have priapism although not yet even one case where some side effects with this disease and Viagra appear.

People working mechanisms, for example, machines or transport, must keep caution.
No data on the interaction of Viagra with alcoholic beverages. But alcohol can lead to the inability to achieve erection. Therefore it is not recommended to drink a lot of alcohol before taking Viagra.

security:

Clinical trials have demonstrated the safety of Viagra. But Viagra may interact poorly with some drugs, especially the nitrates used for the treatment of heart diseases. It is therefore very important that Viagra is prescribed by a doctor with great knowledge of the history of diseases of the patient.

Dosage

Viagra is sold in packages of a pill of 50 or 100 mg, also for 4 pills of 50 or 100 mg. There are also other pharmaceutical forms of Viagra.

It is developed by the pharmaceutical company, one of the largest in the world. Drug researchers were awarded the Nobel Prize for the creation of Viagra. Viagra now mainly occurs as generic for different empresas licensed worldwide.

John Rogers

I have been working in General Practice since 2006.