Contraceptive effectiveness and safety of five nonoxynol | 合法醫療器材資訊網

由EGRaymond著作·2004·被引用60次—Theprobabilityofpregnancyduring6monthsoftypicaluseofthespermicidewas22%(95%confidencelimits16%,28%)inthe52.5-mggelgroup,16%(10%,21%) ...

Objectives: To estimate and compare the effectiveness and safety of 5 spermicides over 6 and 7 months of use, respectively. The spermicides included 3 gels containing 52.5 mg, 100 mg, and 150 mg of nonoxynol-9 per dose and a film and a suppository, each containing 100 mg of nonoxynol-9 per dose.

Methods: Women wishing to use only spermicide for contraception for 7 months were randomly assigned to use 1 of the 5 spermicides with emergency contraception backup. Participants were followed up for up to 30 weeks after admission.

Results: Of 1,536 women enrolled, 868 (57%) either relied on the spermicide for 6 months or became pregnant. The probability of pregnancy during 6 months of typical use of the spermicide was 22% (95% confidence limits 16%, 28%) in the 52.5-mg gel group, 16% (10%, 21%) in the 100-mg gel group, 14% (9%, 19%) in the 150-mg gel group, 12% (7%, 17%) in the film group,...

Contraceptive effectiveness and safety of five nonoxynol | 合法醫療器材資訊網

由 EG Raymond 著作 · 2004 · 被引用 60 次 — The probability of pregnancy during 6 months of typical use of the spermicide was 22% (95% confidence limits 16%, 28%) in the 52.5-mg gel group, 16% (10%, 21%) ... Read More

The influence of nonoxynol | 合法醫療器材資訊網

由 JA McGroarty 著作 · 1994 · 被引用 14 次 — The influence of nonoxynol-9-containing spermicides on urogenital infection. J Urol. 1994 Sep;152(3):831-3. doi: 10.1016/s0022-5347(17)32584-3. Read More

Update on nonoxynol | 合法醫療器材資訊網

由 V Iyer 著作 · 2008 · 被引用 21 次 — Nonoxynol-9 (N-9) is a typical surfactant. For more than 30 years that very property of N-9 has been successfully exploited for its spermicidal action. Read More

Nonoxynol | 合法醫療器材資訊網

Spermicide — Spermicide[edit] ... As a spermicide, it attacks the acrosomal membranes of the sperm, causing the sperm to be immobilized. Nonoxynol-9 is the ... Read More

What Are the Side Effects & Disadvantages of Spermicide? | 合法醫療器材資訊網

Nonoxynol-9, an ingredient in spermicide, may irritate sensitive genital tissues, especially if you use it several times a day. That irritation increases ... Read More

What is Nonoxynol | 合法醫療器材資訊網

2010年10月14日 — Nonoxynol-9 is a kind of spermicide. Spermicide foam, cream, jelly, film, and suppositories are inserted deep into the vagina shortly before ... Read More

Spermicide | 合法醫療器材資訊網

2019年1月26日 — You insert spermicide in the vagina before sex. The chemicals in the spermicide, such as nonoxynol-9, prevent sperm from entering the uterus. Read More

Spermicide for Birth Control | 合法醫療器材資訊網

Most spermicides contain a chemical called nonoxynol-9 (N9). Health Canada warns that N9 in vaginal contraceptives and spermicides may irritate the lining of ... Read More

Effects of Long | 合法醫療器材資訊網

由 CA Schreiber 著作 · 2006 · 被引用 54 次 — Products containing nonoxynol-9 have been used as vaginal spermicides for decades and are a widely used method of family planning. In the past several years, ... Read More

Nonoxynol-9 | 合法醫療器材資訊網

Nonoxynol-9 (N-9) is a typical surfactant used as a vaginal spermicide. Spermicides are locally acting non-hormonal contraceptives. Read More

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