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What is The failure rate of TODAY is lowest in: and explain in detail?
- Today is a Vaginal sponge. Vaginal sponge It is a small polyurethane foam sponge measuring 5 cm x 2.5 cm, saturated with the spermicide, nonoxynol-9. The failure rate in parous women is between 20-40 per 100 women-years and in nulliparous women about 9-20 per 100 women years. Barrier method - Has a high failure rate; only consistent use for 2 years. - Has advantage of HIV/STI protection but a 'healthy' couple may not need it.