Vigora tablet is considered an excellent medicine for male impotence. The sildenafil citrate in this medicine is very effective in curing impotence. It also facilitates blood flow to the penis. Take this pill 30-40 minutes before intercourse. But if you are currently suffering from any major illness, consult your doctor before taking the pill. If you miss a dose, take it as soon as you remember. But if you are very close to the next dose, avoid taking 2 doses at the same time. If you take too much of this pill, you will have side effects. This medicine is not for children and women. This medicine is only for men 18 years of age or older. Also, if you are taking this pill, you should avoid consuming alcohol.