- These are available without prescription , easy to use and failry effective .
Note: The reported failure rate is 2 to 30%.
- All contain the Spermicide --- Nonoxynol-9 which has antiviral and antibacterial activity.
- Nonoxynol-9 does not appear to adversely affect the vaginal colonization of hydrogen perioxide (H2O2) producing LACTOBACILI
Note: Recent unpublished data suggest that nonoxynol-9 may not be protective against HIV infection , particularly in women who has too frequent sexual intercourse.
- Advanages includes that it is simple to use and easily available.
- Diadvantages being slightly more failure than the diagraphm and cervical cap or condom.
