Buy Viagra Online

What Is Viagra 

Viagra helps in resolving erectile dysfunction. The medication is proven for an effective treatment of pulmonary arterial hypertension. This drug was designed accidentally by Pfizer scientists while they were working in the U.S on a drug for hypertension, angina pectoris, or high blood pressure, a symptom of ischemic heart disease.

Viagra Cases Of Overdose

A case has been reported wherein a man’s penis was amputated due to Viagra overdose. If taken in more than the standard or prescribed dosage, Buy Viagra Online can be dangerous. In case you notice any of the following symptoms of overdose, you need to call for help or contact emergency:

These symptoms of a Viagra overdose might include:

  • blurred vision and distorted vision
  • tachycardia (increased heart rate)
  • optic neuropathy
  • diarrhea
  • Vomiting
  • prolonged priapism
  • blindness
  • rhabdomyolysis – break down of muscles
  • papilledema – swelling in the optic nerve

In sporadic cases, Viagra overdose can even cause death.

Viagra Side Effects

When Taken in moderation, Viagra is considered safe. However, like any other drug, taking Viagra may give rise to certain Side Effects.

Some commonly noticeable side effects after taking Viagra may include:

  • headaches
  • impaired vision
  • nasal congestion
  • photophobia or sensitivity to light
  • indigestion
  • In very few cases, users have experienced cyanopsia, a condition where everything looks like having a tinted blue tinge.

Very uncommonly seen, using Viagra 50mg can cause nonarteritic anterior ischemic or damage to the optic nerve.

Some other severe side effects after taking Viagra may include ventricular arrhythmias, heart attack, an increased intraocular pressure, priapism, or a painful and long-lasting erection or sudden hearing loss.

A potential risk of sudden hearing loss after taking Viagra has also been reported.  Viagra functions by  decreasing blood supply to the optic nerve. Viagra can cause sudden vision loss. It is a rare adverse event and can be seen mainly in people with pre-existing eye problems, heart disease, hypertension, high cholesterol or diabetes. Though the link between vision loss and Viagra is still part of research.

Drug Interactions of Viagra

In the case of HIV, when taking protease inhibitors, you need to inform your doctor before using Viagra. This is because protease inhibitors may increase the severity and risk of side effects, and hence your doctor recommends not taking more than 25 mg of Viagra at a time and not more than every 48 hours. Your doctor should know you are taking alpha-blockers before he or she prescribes you Viagra.

In this case, to help prevent dangerously low blood pressure, your doctor will prescribe you to take Viagra at least 4 hours before or after taking alpha-blockers.

Contraindications

Before taking Viagra, make sure your doctor knows if you suffer from any of the following conditions:

  • low blood pressure (hypotension)
  • severe liver impairment
  • kidney disease
  • a recent episode of heart attack or stroke
  • at risk of cardiovascular diseases and have been advised to refrain from sexual intercourse
  • Taking nitrates, nitric oxide donors, and organic nitrites
  • hereditary degenerative retinal disorders

Mechanism of Action of Viagra

With Viagra, you can achieve or sustain an erection. Viagra works by boosting the erectile response when you are already sexually stimulated. It is confusing to be providing sexual stimulation, but it only works when you are sexually stimulated.Viagra releases nitric oxide in the erectile tissue of the penis when sexual stimulation occurs. Nitric oxide, in turn, activates an enzyme that produces  cyclic guanosine monophosphate (cGMP), which causes dilation in the arteries in the penis. Nitric oxide thus fill  the arteries and the erectile tissue with blood. This is how an erection happens. Viagra prevents the degradation of this messenger cGMP so that the blood flows and the erection happens.

Dosage And Administration

The doctor prescribes a different dose of Viagra for the treatment of different conditions. In the case of erectile dysfunction, blue, diamond-shaped Viagra pills are prescribed. You can Buy Viagra 100mg online here at our site.A maximum of one viagra  pill in a day  is recommended to be taken 30 minutes to 1 hour before sexual intercourse.The doctor prescribes round, white, film-coated Viagra tablets in the dose 20-mg to be taken three times a day for treating pulmonary arterial hypertension.Addiction to Viagra is not very  common. However, its prolonged usage and overuse can be dangerous. With impotence being so common in men nowadays, it is safe to use Viagra in the recommended dose. The most dangerous side effects  with Viagra is a user’s mentality. Before taking Viagra, one needs to consider and inform the female perspective on this performance enhancer. Cognitive-behavioral therapy can help relieve addiction to Viagra.If you are looking for Viagra online, this is the right place to buy the cheapest Viagra online. You can get Viagra in the various forms and doses easily and get it delivered at your doorstep.