Men take the vidalista 40mg Pill to treat erectile dysfunction and impotence, among other sexual issues. This medication is very helpful for men who have weak erections. A component of the medication known as sildenafil aids in boosting blood flow to men's penile tissue. You can take this medication either way—before or after food. Before using the medication, one should see a doctor if excessive use poses risks. Drinks that are fatty or cold should be avoided right after taking this medication because they will decrease its effectiveness. This medication takes 6 hours to take effect. Consume this medication with water; do not crush or chew the tablet.