Canada Generic Viagra at Online Canadian Pharmacy.

The main active ingredient in generic Viagra is Sildenafil citrate. It is known that this preparation is applied to increase of a potency and treatment of erectile dysfunction. Tablets of the Viagra preparation represent the products with slightly cut off roundish edges, covered with a light-blue cover. Viagra tablets are produced with different dosing - 25, 50, 100 mg. Except the main operating component - Sildenafil citrate, online pharmacy Viagra contains such auxiliary components : croscarmellose sodium, cellulose, anhydrous calcium hydrogen phosphate, magnesium stearate.

The instruction to tablets of Viagra Canadian pharmacy

The instruction to the Viagra online tablets reports that it is necessary to accept a preparation orally for due the effect not less than in 30 minutes prior to the sexual act. And, the recommended dosage of generic Viagra online is 100 mg. Focusing on your own parameters and tolerability of the individual components of the drug, it is possible to reduce a dosage to 25-50 mg.
However, it is not recommended to increase a dose of generic Viagra Canada. You should take in no more than 100 mg of a preparation a day. The prevalence of Viagra is explained by the effective result of the active component of a sildenafil, which is considered the most trusted and convenient for the treatment of erectile dysfunction. At application of this preparation that is Viagra over the counter Canada, there are no widespread side effects, caused by many preparations of this range. It should be remembered that the effect of Viagra increases with sexual stimulation.

How does the preparation work?

The mechanism of action of Viagra online Canadian pharmacy tablets consists in the increase in a volume of blood, which accelerates in the penis. The preparation exerts impact only on natural mechanisms of emergence of an erection and provokes a natural erection. When the sexual act is complete, there is a natural relaxation of a penis.
The Viagra from Canada doesn’t provoke strengthening of a sexual inclination and doesn't belong to the category of the raising libidos and "exciting" preparations, its active component to buy Viagra online Canada works only when the man experiences a natural sexual excitement.

The indications for using of Viagra Canada

As it was already noted above, Viagra is assigned to maintain or achieve an erection necessary for a normal sexual act. Naturally, Viagra online Canada is applied only to erectile dysfunction to men and not to be made with the specialized structure for women. If generic Viagra online Canadian pharmacy is recommended to accept once a day 50-100 mg of a preparation in everyday occurrences, then at a heavy degree of a renal failure, at pathologies of a liver or at combined using of Viagra generic with others, it is recommended to accept only 25 mg. However, the advanced age reduction of a Viagra online pharmacy dose is not required, but it is necessary to accept 25 mg of a preparation in case of a combination with the CYP3A4 inhibitors of isoenzyme. After the reception, Canada Viagra is quickly soaked up and the maximum concentration in blood is noted 30-60 minutes later, it is desirable to accept a preparation before meals. The greasy food reduces the speed of absorption of a cheap Viagra online Canadian pharmacy by 29%. Sildenafil and his basic in to circulating element unite to proteins of plasma for 96%. In the conducting research, at the reception of 100 mg of a sildenafil, there were detected up to 0.0002% of the generic Viagra online pharmacy in sperm after 1.5 hours ingestion.

The contraindications for using of Viagra

Pharmacy online Viagra has a number of contraindications. Thus, this online Viagra is forbidden to use at:
- hypersensitivity to its member components;
- simultaneous using of nitrite and nitrate in any form, as well as nitric oxide donators (such as amyl nitrite);
- contraindications to conduct a sexual life (for example, if the patient is diagnosed with a serious heart disease and disorders of the circulatory system - a severe form of heart failure, or unstable angina);
- loss of vision in one eye, which was triggered by anterior ischemic optic neuropathy;
- severe liver dysfunction;
Also, Viagra Canadian pharmacy is not taken by women, children and teenagers younger than 18 years. With care this drug is prescribed:
- at anatomic deformations of a penis;
- at diseases that can be a predisposing factor to the development of priapism (leukemia, sickle cell anemia, thrombocytopenia, multiple myelomas, etc.);
- at diseases that are accompanied by bleeding;
- at stomach ulcer in an exacerbation stage;
- if the patient had a heart attack or stroke in last half a year;
- if the hereditary degenerative disease of a mesh cover of an eye is diagnosed for the patient (for example, a pigmental retinitis);
- at unstable angina or heart failure;
- at arrhythmia which can pose the threat of life of the patient;
- at hypotension (in cases where the blood pressure is not higher than 90/50 mm Hg. Art.) or at hypertension (in cases where the blood pressure is not higher than 170/100 mm Hg. Art.).