Main information about Viagra

Viagra is the most saleable medication for the treatment of the erectile dysfunction. Every man over 18 years old probably knows what Viagra is and what this medicine is used for.

Viagra contains an active ingredient Sildenafil citrate. Almost all modern drugs for the erectile dysfunction treatment have been developed on the model of Viagra. The mechanism of the action consists in the improvement of the blood circulation in the penis. One of the main causes of the erectile dysfunction is a disorder of the blood flow in the tissues of the penis. Viagra dilates the blood vessels and factors into the concentration of a great amount of the blood in small pelvic.

In spite of the intense vasodilating action, Viagra does not influence on the functions of the cardiovascular system. This is explained by the fact that the medication acts for a short period – just 4-5 hours. A short period of the action of Viagra does not help to completely cure of the erectile dysfunction. But you will have a temporal strong erection after the first use of the Viagra pill.

Viagra can be used both for the prevention of the sexual disorder, and as an additional medicine during the background therapy of the erectile dysfunction. Viagra may be also prescribed for the prevention of prostatitis. An improvement of the blood circulation in the pelvic area will reduce an inflammation in the prostate gland and accelerate the process of the treatment of this urological pathology.

Use and dose of Viagra

As Viagra acts within 4-5 hours, it is reasonable to take the pills directly before having sex. You should take into account that the action of Viagra begins in an hour after the use of the pills. If the pill of Viagra is used on an empty stomach and with a full glass of water, the action will be started faster. But if you are going to take a pill after meals, bear in mind that its period of the dissolution will become slower in the stomach and the action will begin in 1,5 hours.

ThestandardtherapeuticdoseofViagrais 100 mg. This dose will be high for some men and may cause side effects. If you feel negative reactions, you should lower the daily dose of Viagra up to 50 mg.

Men of senior age are recommended to take the lowest daily dose of 25 mg in order to reduce a load to the internals.

Recommendations for the use

• If you are going to take a pill of Viagra, avoid alcohol consumption. Ethanol may increase a risk of the development of the side effects
• If you have severe diseases of kidneys or liver, a period of half-life of sildenafil is reduced, and this may give an additional load to these organs
• The use of Viagra 100 mg is possible with the interval of 24 hours

Side effect

Allergy is the only side effect when it is necessary to cancel the use of Viagra. If you experience headache, digestion disorder, nausea, bloating, rapid heartbeat during the use of the pills, you may continue the use of Viagra. These side effects pass in 3-4 times of the drug use.