The causes of erectile dysfunction can be through health problems such as diabetes, high blood pressure and high cholesterol. These conditions reduce blood flow to the penis, smoking drinking or stress can also be associated with the problem.  How then does Viagra improve the problem better and how does a man taking Viagra get the best results?

Viagra treats the physical problem of penile dysfunction by increasing blood flow to the penis and it comes in different dose sizes, 25mg, 50 mg, and 100 mg depending on what is considered best for you.

When taking Viagra for the first time, it is best to start with the lowest size tablet, 25mg. After this if you are not having the desire effect, tell your doctor, who may suggest you continue with the same dose, or adjust this to a higher strength. You must not take more Viagra than has been prescribed by your doctor just because you think you need more. Viagra must only be taken to once a day when you and your partner wish to have sex.

Viagra works for men who have erectile dysfunction, and is not dependent on how severe or mild their condition is. When Viagra helps a man get an erection, this should not be taken to mean that their case of erectile dysfunction is severe. Viagra is used by many men who may only have impotence problems once in a while.

Viagra medication is designed to be taken once a day and increasing this dose can have adverse effects.  Patients that are taking protease inhibitors should not take more than a maximum dose of 25 mg of Viagra in any 48 hour session, your system may react to the protease inhibitors if you do not follow this advice.

It has been proven that Viagra can be taken safely by men who have a variety of health conditions. These conditions include problems with your heart, high levels of cholesterol, diabetes, high blood pressure, prostate problems, as well as injuries to the spine. As with any medication before taking Viagra you should consult your doctor to ensure that it is safe to do so. Viagra is considered safe to be used with medicines for depression. However, many doctors are very careful to weigh the benefits against the risks.

Patients taking nitrate drugs, which are often used for chest pain such as angina must not take Viagra as it has been shown in tests to increase the heart rate and which can cause a problems. Viagra is safe to take with food, but food with a high fat content should not be consumed for two hours before taking Viagra and as with any medicine, alcohol should be avoided.