Vidalista 80 is prescribed for erectile dysfunction treatment. The main ingredient blocks the enzyme phosphodiesterase-PDE5. Vidalista 80 action depends on tadalafil which makes the blood flow to the penis and as a result, a man has an erection. Take this medicine 30 minutes before intercourse so that you can enjoy intercourse with your partner. The effect of this medicine lasts for 4 to 6 hours. You can also take this medicine before or after a meal. Take this medicine with water but do not break or chew the medicine. You should take this medicine as advised by your doctor.