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Aim: What is the difference between chemical and barrier contraception?

Aim: What is the difference between chemical and barrier contraception?. Do Now: Name 5 different kinds of contraception. Chemical Contraception: What is it?. A type of substance that does one of the following to the body: Suppresses ovulation Thickens the cervical mucous

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Aim: What is the difference between chemical and barrier contraception?

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  1. Aim: What is the difference between chemical and barrier contraception? Do Now: Name 5 different kinds of contraception

  2. Chemical Contraception: What is it? • A type of substance that does one of the following to the body: • Suppresses ovulation • Thickens the cervical mucous • Thins the lining of the uterine wall

  3. Types of Chemical Contraceptives • Birth Control Pills: • Oral pill taken daily • Contains estrogen and/or progestin • If taken correctly, can be 99% effective

  4. Benefits Lighter menstrual cycles with less cramping Can be used to treat acne Can be used to treat menstrual problems Over 40 yrs of research has proven long-term safety Risks Does not protect against STI’s May cause nausea, breast tenderness, weight gain, and irregular spotting Not recommended for women over age 35 who smoke Birth Control Pills

  5. Types of Chemical Contraceptives • Injections • Depo-Provera • Given every 12 weeks • Has failure rate of less than 1% • Must be given within the first 5 days of menstrual cycle

  6. Benefits Possibility of no menstrual cycle after a year Risk of heart problems are reduced because it does not contain estrogen Risks Does not protect against STI’s Possibility of irregular bleeding Injection

  7. Types of Chemical Contraceptives • Spermicides • Nonoxynol-9 • Comes in creams, foams, films, and suppositories • Blocks cervix and kills sperm

  8. Benefits Easy to purchase Does not require a prescription Risks Does not protect against STI’s Can be messy May irritate penis or vagina Spermicides

  9. Barrier Contraception:What is it? • A device that is used to physically block the sperm and egg from uniting

  10. Types of Barrier Contraceptives • Condom • Male and Female • Placed on the sex organs to prevent transmission of fluids

  11. Benefits Protects against pregnancy and STI transmission Cost Efficient Male about $1, female about $4 Easy to get Female condom can be used for people with latex allergies Risks Does not protect against all STI’s Potential to tear or rip during use Condoms

  12. Types of Barrier Contraceptives • Diaphram, Cervial Cap, Sponge • Devices placed at the top of the vagina covering the cervix

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