Viagra: A Proven Drug in Impotence Treatment part 3
Smoking should be avoided while
taking generic viagra ( Japanese : バイアグラ ) because it may increase risk for a
serious eye problem called NAION. Besides, if it is taken by patients who have
stroke, history of (within the last 6 months), it may raise the incidence.
In people who have abnormal penis, including curved penis and birth defects
of the penis, the chance of problems is greater.
Sildenafil
should not be taken with other medicines used for treatment of erectile
dysfunction. Use them together may create problem later. In case of retinitis pigmentosa, the
chance is high.
You
should tell all your doctor that you take sildenafil. If you need emergency medical care for a heart
problem, it is important that your healthcare provider knows when you last took
sildenafil.