Generic Viagra

Sildenafil Citrate 50/100mg

Viagra is a drug used for the treatment of male impotence in men. It contains sildenafil citrate as the main ingredient. The drug company Pfizer manufactures this drug and holds the brand-name. There are other companies making the drug under various brand names.

How this medicine works?

It is important to know how this medicine works. This medicine belongs to phosphodiesterase type V inhibitor class of medicines. The drug prevents the action of enzyme called PDE 5 or phosphodiesterase type V. The enzyme is responsible to bring the penis back into the flaccid state by removal of the enzyme cyclic GMP from the muscles of the arteries of the penis. Thus the medicine works by enhancing the action of the chemical booster responsible to bring the erections in the man. However, sexual stimulation is necessary for the medicine to act and bring the erections. It has no libido boosting properties at its own.

 

What are the uses of this medicine?

This drug is used only into cases mainly-for the treatment of erectile dysfunction in men and for the treatment of rare lung disorder called pulmonary hypertension which occurs in people living on high altitude.

 

How to take the drug

This medicine is to be consumed along with plain water. Avoid any type of juice is especially grapefruit juice while taking this medicine. This medicine must be consumed empty stomach. Take the medicine as described on your reception table.

Contraindications of the drug

Sildenafil citrate is contraindicated in the cases of unstable angina, galactose intolerance, and retinitis pigmentosa, and hypotension, severe hypertension, in males under 18 years of age, in patients with recent history of heart attack and in woman.

 

Precautions

There are some precautions to be followed while taking sildenafil citrate. One can feel dizziness or drowsiness after use of Viagra. Do not drive vehicles or operate heavy machinery after taking this medicine. Avoid alcohol and grapefruit juice along with this medicine as there are chances of increasing side-effects. In case, the erections last for longer than four-hour period after taking the medicine, a phenomenon called priapism, immediately contact your Doctor to prevent the irreversible damage to the penis.

 

Side-effects of sildenafil

Some side effects may occur after the use of Viagra. There can be very common, common, uncommon and rare side effects depending upon individuality and body susceptibility. The common side effects include headache, indigestion, visual disturbances, nasal congestion and dizziness.

Some uncommon and rare side effects may occur after the use of sildenafil citrate which include increased rate of heart rhythm, paining chest, pain in muscles, ringing in ears, dry mouth, skin rash, stroke, decrease or increase in pressure, nosebleed and fainting. In very rare cases/or unstable angina may occur.

 

The drug interactions of sildenafil citrate

The drug can interact with other medicines like nitrate medications. For instance this medicine should not be taken with Nicorandil, amyl nitrate, glyceryltrinitrate. Also, the medicine should not be used with Alpha blocker medicines as it can cause hypotension or fainting. The examples of Alpha blockers include terazosin and Indoramin.