Viagra - The "Erectile Dysfunction" Prescription Drug
What is Viagra?
Viagra, generic name sildenafil citrate, is a prescription pill designed to help men suffering from erectile dysfunction maintain an erection sufficient for sexual intercourse to take place.
What class of drug is it?
It induces an erection by inhibiting the action of aphosphodiesterase type 5 inhibitor (PDE5).
Who manufactures Viagra?
Pfizer
How is Viagra used?
Viagra restores erectile function by increasing the flow of blood to the penis when sexual stimulation takes place. It should be taken 30 minutes to one hour before sex. It usually starts to work after 25 minutes. It is advisable to not take more than one Viagra tablet per day.
Has Viagra been approved by the European Commission and the FDA for use as a treatment for erectile dysfunction / impotence?
THE FDA (Food and Drug Administration) approved Viagra (sildenafil citrate) as a treatment for impotence on March 27th, 1998. See FDA approves novel drug for erectile dysfunction for further details. Viagra was the first oral pill approved to treat impotence. The EMEA (the European Medicines Evaluation Agency) approved the drug on September 14th, 1998.
Is Viagra available on the NHS?
Viagra is only available on the NHS for the treatment of a limited number of conditions. Men who suffer from erectile dysfunction due to one of the following conditions will usually be prescribed viagra by an NHS doctor. These conditions are:
- multiple sclerosis
- kidney transplant or kidney failure which requires dialysis
- diabetes
- cancer of the prostate
- polio
- Parkinson's Disease
- spina bifida
- injury to the spinal chord or pelvis
- extensive pelvic surgery
- certain genetic neurological conditions
How is the drug taken and what is the recommended dose?
It is taken orally between 30 minutes and one hour before sex. The viagra tablet comes in three dose levels, 25mg, 50mg and 100mg. Usually doctors start their patients on a 50mg dose, but some men find that 100mg works better. If you buy Viagra over the internet, you will usually find it cheaper to buy 100mg tablets and split them in two (to get two doses) than to buy 50mg tablets.
Did you know?
Viagra is manufactured by Pfizer, the multinational drugs firm who discovered the quit smoking drug Champix and the cholesterol lowering drug Lipitor.
The generic name for Viagra is sildenafil citrate.
Viagra has now been prescribed to men all over the world for more than 10 years.
Viagra is safe for most men and can be taken in conjunction with many other prescription medications. However, you should not take Viagra if you take any medicines that contain nitrates. Nitrates are often prescribed to treat chest pain caused by angina and include isosorbide dinitrate (Cedocard Retard, Isoket Retard), isosorbide mononitrate (Elantan, Imdur, Ismo) and glyercal trinitrate (GTN).
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This independently run website provides information about Viagra. It is not affiliated with Pfizer, the manufacturers of Viagra, and does not represent Pfizer in any way whatsoever.