Contraception

Contraceptive Sponge

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Contraceptive Sponge, Today Contraceptive Sponge, Today Sponge

  • Contraindications
  1. Sulfa Allergy
  • History
  1. Not manufactured since early 1990s
  2. Returning to U.S. market in 2005
  • Device
  1. Polyurethane foam
  2. Containe 1 gram Nonoxynol 9
  • Mechanism
  1. Over-the-counter barrier contraceptive
  2. Contains Spermicide (Nonoxynol-9)
  • Protocol
  1. Woman inserts for <30 hours
  • Efficacy
  1. Ideal use: 89-91% effective at preventing pregnancy
  2. Typical use: 84-87% effective at preventing pregnancy
  3. Comparable efficacy to Male Condom or diaphragm
  4. Efficacy may be reduced if history of prior pregnancy
  • Disadvantages
  1. Does not prevent Sexually Transmitted Disease
  • References
  1. (2005) Prescriber's Letter, p. 35