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What is Viagra?

Viagra is the brand name of the generic drug sildenafil. Most Viagra online whether as Revatio represents the drug sildenafil, you would mostly find cheap Viagra online which is the same as the generic Viagra. Many people ask for Viagra price and Viagra samples and do not bother to know how Viagra works. What does Viagra do? Viagra (sildenafil) solve the problem of potency by relaxing the muscles found in the walls of blood vessels and consequently increasing blood flow to this particular area to sustain erection and delay ejaculation. This is the only proven mechanism by which Viagra remedies erectile dysfunction in men. Before now, Viagra pills were only available for men and there was no Viagra for women. The female Viagra works on the chemicals in the brain and increase the concentration of dopamine and norepinephrine. Herbal Viagra should not be confused with the Viagra alternatives such ad Revatio when you want to buy Viagra online. You can check online for Viagra price and Viagra coupon before you respond to the Viagra for sale online. The over the counter Viagra is similar to the Viagra you purchase online. Be reminded that the natural Viagra is the Sildenafil. The popular question of how long does Viagra last will be answered in this article.

Salient Information about Viagra

The co-administration of Viagra with some medicines can cause or lead to highly deleterious effects. You should inform your doctor about your current medication history. It is very important for you to note that Viagra should not be taking with nitrate containing drug as it can cause serious decrease in blood pressure (Hypotension). Examples of nitrate drugs include isosorbide mononitrate, nitroglycerin and some recreational drugs as well. You must also avoid other Viagra generic as you would find a lot of generic Viagra online. Do not bother comparing Viagra vs Cialis, they are the same.
Seek emergency or contact your doctor immediately if you experience painful erection or lasts more than 4 hours. Elongated erection known as priapism can damage the tissues in the penis.
Contact your doctor or seek emergency medical attention if your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can damage the penis. You should stop taking Viagra if you experience vision loss.

Viagra Dosage

The recommended initial dose of Viagra for Adult suffering from erectile dysfunction is 50mg orally daily usually 1 hour before sexual activity. The Viagra pills can however be taken anywhere from 1 hour to 4 hours prior to sexual activity. In aged persons (geriatrics) suffering from erectile dysfunction, the recommended dose is 25 mg orally daily and 1 hour before sexual activity.

Other Drugs that Affect Viagra

There are a lot of similar drugs in the market that act by sustaining erection, care must be taken not to use them together as you may be at risk of dangerous side effects that could warrant emergency. Such medications include Tadalfil (Cialis) or Vardenafil (Levitra). A debate on Cialis vs Viagra would result into similar indications.
Remember to inform your doctor about your current medications. If you are going to be using Viagra, you should stop using antibiotics such as erythromycin, clarithromycin and antifungal medications such as Ketoconazole and the widely used anti-retroviral drugs such as atazanavir, indinavir including the drugs used to treat high blood pressure. Other drugs such as prescription and over the counter medicines and some herbal products can interact with Viagra pills.

Viagra side effects

People dosing on Viagra could come down with allergic reactions such as hives, swelling of the face, tongue, throat or lips and difficulty breathing. If you experience any of these grave allergic reactions, you should get emergency help and consult your doctor immediately and stop the dosing of Viagra pills immediately.

Get quick emergency help and stop Viagra pills if you come down with the following:
Vision impairment or sudden loss
Protracted erection duration lasting more than 4 hours
Pain in the chest, shoulder or jaw
Irregular heart beat
Hearing loss
Dyspnea (Shortness of breath)
Swelling in the hands and feet
Common Viagra Side Effects
Dizziness and persistent headache
Stuffy nose
Upset stomach
Muscle pain or back pain
Impaired vision
This list of side effects is not exhaustive; please contact your doctor immediately if you notice any side effect that may be highly deleterious.

How should you take Viagra?

Before taking the Viagra pills, take your time to read all the directions on your prescription sheet. Do not overshoot the prescribed dose or use lesser amounts than the stated dose. You need to understand that Viagra is not a medication you take 24 hours before sexual activity; you only take Viagra when you are ready for sexual activity. Sildenafil is usually taken 30 minutes to 1 hour before sexual activity. It is recommended not to take Viagra more than once per day.
How does Viagra work? Viagra won’t work magic by giving you an immediate erection when you take it. You have to be in the sexual mood to get an erection. Viagra only helps you sustain your erection and last long. Follow your doctor’s instructions strictly.
Learn to be sensitive to your body reactions, if you become nauseated or perceive a tingling sensation in your chest, jaw, neck or arms, you should stop right away and call your doctor. There are chances that you could be having serious side effect of Viagra.

Can there be an event of Missed Dose of Viagra?

There cannot be events of missed dose when using Viagra. Viagra is only used as needed, 30 minutes or 1 hour before sexual activity.

What you should do when you overdose Viagra

Call for emergency immediately or call the nearest Poison center for help. Delay may be dangerous.

What you should avoid while taking Viagra

It has been reported that grapefruit juice may react with Viagra and predispose the subject to grave side-effects. Avoid the intake of grapefruit products when dosing on Viagra. Other medicines which are used to combat impotence in Men should be avoided such as alprostadil, tadalafil or yohimbine.
Drinking alcohol with this medication can cause serious side effects. Dizziness is part of the common side effects of Viagra and other medications used in treating erectile dysfunction. Taking alcohol alongside can worsen the side effects that trail the use of Viagra pills.

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