Vidalista 20 drug used to treat male sexual dysfunction. This medicine is taken only once a day. Take this with water 30- to 60 minutes before intimate activity. Tadalafil plays an important role in this drug. It is imperative to consult a doctor before taking this medicine. This medicine helps in increasing blood flow to the penis. It is imperative to take this medicine an hour before intercourse plan, so that you can enjoy intercourse for a long time with your partner.