aim: what is the difference between chemical and barrier contraception? do now: name 5 different...

Aim: What is the Aim: What is the difference between difference between

chemical and chemical and barrier barrier

contraception?contraception?Do Now: Name 5 different Do Now: Name 5 different

kinds of contraceptionkinds of contraception

Chemical Contraception: Chemical Contraception: What is it?What is it?

A type of substance that does one of A type of substance that does one of the following to the body:the following to the body:

Suppresses ovulationSuppresses ovulation Thickens the cervical mucousThickens the cervical mucous Thins the lining of the uterine wallThins the lining of the uterine wall

Types of Chemical Types of Chemical ContraceptivesContraceptives

Birth Control Pills:Birth Control Pills:

Oral pill taken dailyOral pill taken daily Contains estrogen and/or progestinContains estrogen and/or progestin If taken correctly, can be 99% effectiveIf taken correctly, can be 99% effective

Birth Control PillsBirth Control Pills

BenefitsBenefits Lighter menstrual Lighter menstrual

cycles with less cycles with less crampingcramping

Can be used to treat Can be used to treat acneacne

Can be used to treat Can be used to treat menstrual problemsmenstrual problems

Over 40 yrs of Over 40 yrs of research has proven research has proven long-term safetylong-term safety

RisksRisks Does not protect Does not protect

against STI’sagainst STI’s May cause nausea, May cause nausea,

breast tenderness, breast tenderness, weight gain, and weight gain, and irregular spottingirregular spotting

Not recommended Not recommended for women over age for women over age 35 who smoke35 who smoke


InjectionsInjections Depo-ProveraDepo-Provera Given every 12 weeksGiven every 12 weeks Has failure rate of less than 1%Has failure rate of less than 1% Must be given within the first 5 days of Must be given within the first 5 days of

menstrual cyclemenstrual cycle

InjectionInjection

BenefitsBenefits Possibility of no Possibility of no

menstrual cycle menstrual cycle after a yearafter a year

Risk of heart Risk of heart problems are problems are reduced because it reduced because it does not contain does not contain estrogenestrogen


against STI’sagainst STI’s Possibility of Possibility of

irregular bleedingirregular bleeding


SpermicidesSpermicides

Nonoxynol-9 Nonoxynol-9 Comes in creams, foams, films, and Comes in creams, foams, films, and

suppositoriessuppositories Blocks cervix and kills spermBlocks cervix and kills sperm

SpermicidesSpermicides

BenefitsBenefits Easy to purchaseEasy to purchase

Does not require a Does not require a prescriptionprescription


against STI’sagainst STI’s

Can be messyCan be messy

May irritate penis May irritate penis or vaginaor vagina

Barrier Contraception:Barrier Contraception:What is it?What is it?

A device that is used to physically A device that is used to physically block the sperm and egg from block the sperm and egg from unitinguniting

Types of Barrier Types of Barrier ContraceptivesContraceptives

CondomCondom Male and FemaleMale and Female Placed on the sex organs to prevent Placed on the sex organs to prevent

transmission of fluidstransmission of fluids

CondomsCondoms

BenefitsBenefits Protects against Protects against

pregnancy and STI pregnancy and STI transmissiontransmission

Cost EfficientCost Efficient Male about $1, Male about $1,

female about $4female about $4 Easy to getEasy to get Female condom can Female condom can

be used for people be used for people with latex allergieswith latex allergies


against all STI’sagainst all STI’s Potential to tear or Potential to tear or

rip during userip during use

Types of Barrier Types of Barrier ContraceptivesContraceptives

Diaphram, Cervial Cap, SpongeDiaphram, Cervial Cap, Sponge

Devices placed at the top of the Devices placed at the top of the vagina covering the cervixvagina covering the cervix

aim: what is the difference between chemical and barrier contraception? do now: name 5 different...

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