Erectile Dysfunction (ED) in general is an inability to gain or maintain an erection at the time of sexual intercourse with your partner. When it comes to treating problems like Premature Ejaculation, Erectile Dysfunction, and other sexual disorders, AMI i.e. Advanced Medical Institute is a well familiar name that provides new and innovative methods of treatment and delivery systems that provide a practical non-invasive method of drug delivery to the body and by using existing drug products with known safety.