How Does a Cervical Cap Work?
The cervical cap keeps sperm from entering the uterus by covering the cervix. For added protection, spermicide is put into the cap before inserting the cap snugly over the cervix. The cap is inserted before having sex and can be left in place for up to 48 hours. Once in place, spermicide should be added every time a couple has sex. After sex, the cap must be left in place for at least 6 hours. Follow the manufacturer’s instructions for removing the cap. Removing a cervical cap involves placing a finger in the vagina to pull the cap out. Because the cap has to be placed properly, women who use one should be comfortable feeling for their cervix deep inside the vagina. After each time it is used, the cap must be washed, rinsed, and dried, then stored in its case. It should not be dusted with baby powder and should never be used with oil-based lubricants such as mineral oil, petroleum jelly, or baby oil. These substances can cause the material in the cap to become brittle and crack. Other
