Super Vidalistabelongs to the group of drugs called PDE5 inhibitors. It works by relaxing the blood vessels in your penis. An erection can occur when a person is sexually excited, allowing blood to enter the penis. It is advised to take it 60 minutes before sexual activity. Seek medical attention if, after engaging in sexual activity, the erection persists for more than 36 hours. It is efficient, but it must be taken 30 minutes before sexual activity. Before using any other medications to cure impotence, men should consult a doctor as it is not meant for use by women. If you use it with medications that contain nitrate, it may be harmful.