Vidalista is used by men who suffer from erectile dysfunction. This medicine contains tadalafil, which helps you get an erection. This medicine relaxes the muscles and helps increase blood flow to the penile area. Use this medicine after consulting a doctor. It is most effective if taken an hour before sexual activity. This medicine will give you pleasure of sex for 4 to 5 hours. Only men 18 years of age or older can use this medicine.