Risks

An estimated 12 out of 100 women who've never given birth will get pregnant during the first year of typical use of the contraceptive sponge. An estimated 24 out of 100 women who've given birth will get pregnant during the first year of typical use of the contraceptive sponge.

The contraceptive sponge doesn't protect against sexually transmitted infections (STIs).

The contraceptive sponge and the spermicide it releases may cause:

  • Vaginal irritation or dryness
  • Urinary tract or vaginal infection
  • An increased risk of contracting STIs
  • Toxic shock syndrome