Vidalista 20 Mg is taken to treat erectile dysfunction. A doctor's advice is taken once before taking this medicine. Tadalafil, the main ingredient in this medicine, plays an important role. This medicine helps in increasing the blood velocity in the penis. This medicine is taken only once a day. It is imperative to consult a doctor before taking this medicine. This medicine is taken for men above 18 years of age, women and young children should not take it. Drink plenty of fluids and avoid caffeine with the medication for effective dosing.