The man needs to hold onto the base of the condom and withdrawal immediately after ejaculation. Only water soluble lubricants should be used. Almost 100 percent effectiveness rate if used with another barrier method such as the sponge, diaphragm or spermicide. User technique is important, so practice and understanding the basics of use are important . Some types have reusable applicators that need to be washed.
Some types come with prefilled disposable applicators.
Some are suppositories. Specific directions in the packages tell you how to insert the method and what time recommendations and repeat applications are necessary. If used with a condom, they provide an immediate backup contraception should the condom break and effectiveness approaches 100 percent. May cause vaginal irritation and burning. It has a soft ring at each end.