Spermicides are contraceptive tablets or suppositories that are placed in the vagina prior to intercourse. These substances are activated by vaginal secretions and kill sperm to prevent pregnancy.
Used alone, spermicides are not an effective birth control method – the reason why they are usually combined with other barrier methods of contraception such as diaphragms, condoms, cervical caps and sponges.
» Read more: Contraceptive Tablets & Sponges
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