Viagra

"The inability to obtain and/or maintain a penile erection sufficient for satisfactory sexual intercourse" is known as impotence. It is also termed as erectile dysfunction (ED) or male sexual dysfunction.

Viagra was the first prescription drug made available for the treatment of erectile dysfunction. Manufactured by Pfizer, it has helped millions of men to overcome their impotence problems. Viagra contains sildenafil as an active ingredient and belongs to a class of drugs called phosphodiesterase inhibitors. Viagra treats erectile dysfunction by increasing the blood flow to the penis. You must be sexually stimulated for Viagra to work effectively.
How will Viagra help me?
Viagra helps men in achieving and maintaining erections during sexual activities. However, Viagra will only help you if you are already sexually stimulated. In absence of arousal or stimulation, you may fail to achieve an erection even with a high dosage of Viagra.

What is the ideal dosage of Viagra?
Viagra is available in 3 dosages, namely 25mg, 50mg and 100mg. It is best to begin with the lowest dosage of Viagra and move on if the lower dosages are found ineffective. As with any medication, you should consult your physician before you increase or reduce the dosage.

To avoid skipping your prescribed dosage, it is advised that you take the Viagra dosage as stated on the prescription label. Take 1 hour before sexual activity and the effect of the dosage will last for up to 4 hours.

What are the side effects of Viagra?
Side effects caused by Viagra tend to last for no more than few hours. The most common side effects of Viagra are upset stomach, clotted nose, headache, diarrhoea, and flushing. Some cases of changes in vision, and increase in sensitivity to light are also reported.

If you experience any of the above side affects or others that are not mentioned here, inform a medical practitioner or a doctor immediately.

Who cannot take Viagra?
Viagra is a safe and effective drug, but not recommended for all users. People with heart problems and those using nitrates should not take Viagra as this may cause a huge drop in blood pressure. Women and children should not take Viagra. If you suffer from the following conditions, it is advised that you consult your doctor before taking Viagra:

• Severe heart or liver problems
• Recent stroke or heart attack
• Low blood pressure<
• Certain rare inherited eye disease

Are there any precautions to be taken with Viagra?
Eating fatty foods can hinder the effects of Viagra. Also, if you drink alcohol while on Viagra, it may hamper its working and effectiveness.

If you want to get rid of your impotence problems, it is advised that you buy genuine and branded Viagra to avoid faulty or illegal drug treatments.