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Unformatted text preview: 1 Contraception and Sexually Transmitted Infections Contraception Used for prevention of pregnancy, family planning, and more recently, for prevention of sexually transmitted diseases. Methods of Contraception Abstinence: 100% effective against unwanted pregnancy and sexually transmitted infections. Sterilization: a surgical operation that permanently eliminates fertility- vasectomy: male; cut vas deferens and tie off ends.- tubal ligation: female; cut fallopian tubes and tie off ends.- castration: male; removal of testes.- hysterectomy: female; removal of uterus and sex organs. Barrier Methods: Provide a physical or chemical barrier between eggs and sperm. Hormonal Methods: interfere with the female hormone cycle, prevents ovulation Other Contraceptive Methods Barrier Methods Of Contraception: Provide a physical or chemical barrier between eggs and sperm. Physically block the passage of the sperm cells into the vagina or uterus or chemically inactivate sperm cells.- Condoms (Male and Female)- Spermicides- Diaphragm- Cervical Cap / Shield- IUD / IUC- Contraceptive Sponge Male Latex Condom- Covers the penis and prevents sperm cells from entering the vagina -Very effective in STI prevention and HIV prevention Effectiveness: 10-15/100 failure rate (85-90% effective) (99.5% when used in combination with spermicide). Possible Side Effects: some allergic reactions to male latex condoms (2 to 4% of users). Female Condom- Inserted into vagina and prevents sperm cells from entering the vagina-Very effective in STI prevention and HIV prevention Effectiveness: 21/100 failure rate (79% effective) (90-95% when used in combination with spermicide). Possible Side Effects: No major side effects 2 Vaginal Spermicides- kill or deactivate sperm cells. 1)Creams, jellies, and foams 2)Suppositories 3)Film 4)Condoms lubricated with spermicide Effectiveness: 15-25/100 failure rate (75-85% effective). Possible Side Effects: allergic reactions and genital irritation. Spermicides may kill some of the bacteria that cause Gonorrhea, Chlamydia, and Syphilis. Spermicides offer Little or NO protection against viral STIs....
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This document was uploaded on 11/01/2011 for the course BSC bsc1005l at FSU.
- Fall '09