There are several reasons why intrauterine insemination is recommended, including problems with the cervical mucus or the sperm. The process of IUI includes separating the best sperm and then inserting the sperm into the uterus and fallopian tubes.

In IUI, sperm are first washed and then placed into a sterile medium.

Next, the sperm are concentrted in a small volume of medium and injected directly into the uterus.