What is the barrier method?

See below.: The barrier methods of birth control block sperm from entering the uterus.These include the diaphragm, cervical cap, cervical shield, male condom,and female condom and spermicidal foam, sponges, and film.Using a spermicide with a barrier method gives you the best possible barrier method protection.The spermicide kills most of the sperm that enter the vagina.The barrier method then blocks the rest.