There are several different barrier methods of birth control. The effectiveness rate depends upon correct use and application of the chosen method. Advantages With the exception of the cervical cap and the diaphragm, barrier methods of birth control are available over the counter, without a prescription. No additional hormones are introduced into the body. Condoms offer the additional benefit of protection from sexually transmitted diseases, when used correctly.
Some people develop allergic reactions to the barrier or the ingredients that make up the barrier.
Spermicidals must be inserted from five to fifteen minutes prior to intercourse and this may cause a problem with couples that practice spontaneous intercourse. Caps, diaphragms and sponges cannot be used during menstruation. They can also dislodge during intercourse. With all the above forms of barrier birth control, spontaneity of intercourse can be compromised if the chosen barrier method of birth control is not readily available. When in place, it forms a seal, much like a suction cup.