Types of barrier methods of contraception under barrier methods are meant vaginal contraceptives that create a barrier to the movement of sperm into the uterine cavity. There are two types: chemical and mechanical means.
Often, mechanical preparations are used to protect against unwanted conception. These include neck caps, diaphragms, and condoms. The mechanism of action is based on the installation of a barrier that prevents the movement of the sperm into the uterus and further along the fallopian tubes. Continue reading