Contraception Flashcards

(46 cards)

1
Q

Contraception

A

Intentional prevention of preg during sexual intercourse
Factor:
* Must. be used correctly and consistently
* Reliable
* Cost
* Protection from STI’s
* Comfort with method

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2
Q

Note on Fertility Control

A

Highly individualized
Preference may depend on variety of factors
* Medical contraindication
* Desire for children
* religious, cultural, and personal belief
* Financial means
* Ability to choose

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3
Q

Forms of Contraception

A

Barrier, Hormonal, Spermicidal, Permanent, Natural Family Planning, Abstinence, Nothing

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4
Q

Barrier Method

Male Condoms

A

Types: Latex, polyurethane, processed animal skin (lambskin)
Multiple texture and colors
Lubricated and non-lub
Efficacy
* Perfect use - 98%
* Typical use - 88%

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5
Q

Pro’s ( Male Condoms)

A

Does not req exam
Inexpensive
Wide variety of choices
Protects from HIV and other STI’s
When used correctly, prevents unplanned preg
Non-hormonal

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6
Q

Con’s (Male Condoms)

A

Requires partner compliance
Does not protect from HPV or HSV

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7
Q

Do’s and Don’ts (MC)

A

Do’s
* Apply before ANY penetration occurs
* Leave a reservior tip
* Consider using spermicidal lubricant in addition to condoms
* Know that if a condom breaks, seek Emergency contraception (EC)
* Effective way to reduce your risk of contracting most STI’s as well as pregnancy

Don’ts
* Unroll before applying
* Use the same condom more than once
* Use a condom that has expired
* Use oil based lub
* Store in a wallet or hot place
* Use a condom that causes burning or itching… may be sensitive to latext or spermicidial lub

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8
Q

Barrier Method

Internal Condom

A

Female condom
Placed in vag or anus
Made of nitrile
Efficacy: 79-95%

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9
Q

Barrier Method

Diaphragm

A

Reusable dome-shaped, silicone cup that covers the cervix; insert in vag b/4 sex to prevent preg
Should be used w/ spermicide to block sperm
Must remain in place at least 6 hours after intercourse
Need fitting to the size of the cerivx
Needs refitting after delivery or if pt loses/gain weight (>10lbs)
Efficacy with spermicide: 92-96%

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10
Q

Barrier Method

Cervical Cap

A

Made of soft silicone
Covers the cervix
Must be used with spermicide
Can be left in up to 2 dys
Need fitting/ refitting after delivery or weight loss/ gain
Efficacy: 71-88%

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11
Q

Barrier Method

Contraceptive Sponge

One and Done

A

Soft, disk-shaped device made of polyurethane foam that contains spermicide
Inserted in the vag before sex to prevent sperm from entering the uterus
Efficacy: 76-88%

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12
Q

Spermicide

A

Gels, foams, films, cream, suppositories
Nonoxynol-9: protects against chlamydia and gonorrhea but not HIV
Inserted into the vag before every act of intercourse
No presription needed
Efficacy
* Perfect use- 95-97%
* Typical use- 82%

can casue skin breakdown if used to many times, higher risk for STI

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13
Q

Toxic Shock Syndrome

A

Life threatening bacterial infection (straph, strep, etc)
Bacteria release toxin into the bloodstream
Link to superabsorbent tampons or tampons left in place for too long
Scratches in the vag allow bacteria to enter
Patient w/ history of TSS should avoid using the contraceptive sponge, diaphram, vag ring, and tampons

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14
Q

Oral Contraceptives (OCPs; “The Pill)

A

Hormonal contraception
Contain sythetic estrogen and progesterone
One pill taken every dy/month
Prevent pregnancy in three ways:
* Inhibts ovulations
* Alter cervical mucus
* Alter endometrial lining

Efficacy: 98-99.5%

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15
Q

Two types of OCPs

Combined Estrogen/Progesterone Pills

A

More freq prescribed
More Effective in preventing preg
Offer non-contraceptive benefits of estrogen

around the same time/dy

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16
Q

Two types of OCPs

Progesterone Only Pills

mini pill; POPs; Opill

A

Used in patients who can’t tolerate combined OCPs or are breastfeeding women
Active pills taken every day- no placebo week
Must be more vigilant in use; less effective than combined OCPs
**Menses likely irregular **
* Example: Micronor

Have to take it at the same time every day

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17
Q

Contraindications to OCP use

A

Preg
Undiagnosed vag bledding
Active liver diease/ Cloting disorder
Migraines w/ neurological symptoms
* Blurred vision/loss of vision
* Numbness/tingling in face or hand

Estrogen dependent carinoma
Uncontrolled hypretension
Over 35 and smoker
Depression that worsens with OCP’s use
History of DVT

if sucide depression a lot then no OCP

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18
Q

OCP’s

Common Side Effects

A

Nausea
Altered Menstural Cycle
* Break through bleeding (BTB)
* Amenorrhea

Water weight gain
Breast fullness/tenderness
Increased vag discharged

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19
Q

Major Adverse Reactions

A

Severe abdominal pain
Sudden change in eyesight
Coughing up blood
Yellowing of skin or eyes
Pain in calves or legs
Weakness/numbness on one side of the body
Severe, recurrent, or presistent headaches

The adverse reactions are more likely to occur in smokers !!!!

20
Q

Signs of Complications w/ OCPs

A

A: abd pain
C: chest pain
H: headaches
E: eye problems
S: severe leg pain

not so good pts for OCP who can’t remember to take it (teenagers)

21
Q

Starting OCPs

A

Must be initiated with menses ( NOT PREG)
* First day of cycle ( protected from first pill)
* First sunday in cycle ( protected after 7dys of active pills)

Break through bleeding common in first three months
* Pt need reassurance that this is normal and will stop

22
Q

Preventing Preg while taking OCPs

A

Find out other med interact with OCPs
May decrease effectiveness of OCPs

* Phenytoin ( Dilantin)
* Carbamazepine ( Tegretol)
* Phenobarbital
* Topiramate ( Topamax)

Use back- up method 7days if you:
* Restart your pill
* Have vomitting or diarrhea
* Forget to take your pill

Take pills at the same time each day

If you miss one pill, take two the next day… if you miss three start a new pack ?

23
Q

Non-Contraceptive Benefits OCPs

A

Regulates menstrual cycle
Decreases
* Dysmenorrhea
* Blood loss during menses
* risk of endometrial/ovarian cancer
* Risk of ectopic preg
* Risk of Toxic Shock Syn
* Risk of ovarian cysts
* Risk of benign breast disease
* Risk of osteoporosis

24
Q

OCPs

Pro’s

A

Female controlled
Easily concealed
Approximately same cost as condoms
Wide variety of choice

25
# OCPs **Con's**
Requires yearly medical exams Requires daily compliance Does not protect from STI's when used alone Cost-may be partially covered by insurance ( $5-10/month)
26
# Emergency Contraception **"The Morning After Pill" Post-Coital Contraception**
**Hormonal Method** Take within 120 hours (3-5 dys) of unprotected sex * No contraception * Contraceptive failure * Sexual assault Two main types * Ella (ulipristal acetate) Need prescription * Plan B (Levonorgestrel) Over the counter, best if taken w/in 72 hrs of unprotected sex but can take up to 5dys ## Footnote The closer to intercourse the better
27
**How EC Works ?**
**Prevents** preg by: * Inhibting ovulation * Altering the endometrial lining * Thickening cervical mucus Does **not** cause an abortion Will **not** disrupt an implanted preg No major contraindication | don't use every month or daily ## Footnote EC may postpone ovulation Side Effects: * N/V (must take it w/ food), generally offered anti-emetic (tigan), **Avoid Alcohol**
28
# EC **Pro's**
Post-coital contrac. Does not req partner no Med exam Few contraindication May become OTC
29
# EC **Con's**
Efficacy time dependent **No protection from STIs** May be costly Side effects include N/V Some pharmacies do not provide **Mistaken for RU-486**(Mifepristone- blocks projesterone) Misinformation among healthcare providers
30
# Injectable Contraception **Depo-Provera (DEPO; "The Shot")**
**Hormonal method ** **Injectable contraceptive** * Depo-Provera Medroxyprogesterone Acetate (DMPA) * 150 mg progest IM Q3 mos * Self Admin subq available * Inhibts ovulation and alters cervical mucus **Good choice for women who**: * **Are unable to take estrogen** * Need to conceal contraceptive use * Would benefit from freq visits to healthcare provider **Poor choice for women who**: *** Have history of depression** * Desire preg in < 1yr ( slow return to fertility) * Can't follow up with HCP Q3 mos * ***At high risk for STI's*** * **Have poor bone density** | Efficacy 98-99.5%, weight gain 7-8lbs ## Footnote no more than 2yrs of taking it,
31
**Contraindication DEPO**
Preg **Liver disease** Caution in women w/ history of **Depression** People who have not tolerated progesterone well in the past **Osteoporosis**
32
**Side Effects of DEPO**
Altered menses * Irreg cycle (freq BTB first 3 months) (Amenorrhea) Weight GAIN Depression Osteoporosis Vag Dryness Hair loss
33
# Hormonal Method **Intrauterine Device (IUD)**
**Hormonal** Method Most commonly used method of contraceptive WW IUD inserted into uterus * **Copper IUD**: replaced **q 10yrs** * **Mirena**: replaced **q 5yrs** **Creates foreign body inflammation reaction that prevents implantation** * **Good for parous women w/ low STI risk** and **no history of dsymenorrhea** * **Contraindicated if risk of STIs/ PID**; history of endocarditis | no inreased risk for TSS
34
# IUD **Pro's**
Female controlled Local not systemic Easily concealed No compliance issues past insertion Effective for 1-10yrs 98-99%
35
# IUD **Con's**
Req medical exam Insert related risk * Expulsion * Infection Altered Menses Cramps common Increased risk of ectopic Preg No protection from STIs Initial cost expensive
36
**Implantable Contraception**
**Hormonal method** (Nexplanon) A small, thin, flexible rod inserted under the skin of woman's upper arm Invisible; **prevent preg for up to 3-5 yrs** Release **progestin**; prevents preg in two ways * Thicken the mucus of the cervix, which stops sperm form swimmin through to the eggs * Stops ovuloation, so theres no egg to fertilize 99% ## Footnote Can cause a keloid, or pt who BMI is higher than 35, or full selve tattoos
37
**Transdermal Contraceptioin ('The Patch') Ortho-Evra**
**Hormonal Method** Sustained release transdermal contrac. * Estrogen/progesterone Available in US in 2002 * Patch placed on skin * Lower abdomen, upper outer arm, upper toro, or buttock Very effective (< 1% failure rate) New patch eq 3 wks * patch changed same day each week * One week without patch * May continue ADL's while using Similar side effects and contrain as combined OCPs May cause applications site reactions
38
**Vaginal Rings ( Nuva Ring)**
**Small, flexible ring worn in the vag** Contains **estrogen and progestin** which **inhibits ovulations** **Diff schedules (w/ or w/o periods)** * Wear ring for 3 wks (21dy), 4 wk (28dy), or 5 wk (35dys), take out for the next week (7dys), get period; after 7 free-ring days, put in new ring * Keep ring in at all times, changing it for new one q 3-5wks, and skip periods | it increases vag discharged
39
# Permanent Contraception **Tubal Ligation**
Common form of contraception Freq performed after birth (PPS) * Abd surgery (tubes sent to pathology) * Very low failure rate: efficacy (99.6%) * No adherence requirement * No protection from STIs
40
# Female Sterilization **Pro's**
Female controlled Permanent form of contraception May be performed with c/s
41
# Female Sterilization **Con's**
Major surgery Expensive Scar visible Reversal diffcult and associated w/ ectopic preg No protection from STIs Altered menses Assoicated in some countires /populations with ethnic cleansing
42
# Male Sterilization **Vasectomy**
Low failure rate * 99.8% No adherence req Performed on outpatient basis Risk of post-op infection | cuts the vas defen
43
# Male Sterilizations **Pro's**
Minor surgery Recovery time min
44
# Male Ster **Con's**
Partner compliance * Machismo (manly) * Fear Requires trust in partner No protection in STIs
45
**Natural Family Planning**
Periodic abstinence during the time of cycle when preg is most likely to occur ovulation ## Footnote taking temp ( basal body temp), Cervical mucus chart, Mar pain ?
46
**Cervical Mucus Chart**
DRY Phase: (not fertile) 1-3 after period (dry) Sticky Phase ( not fertile) 4-6 (white, cloudy, small sticky) Creamy Phase (semi fertile) 7-9 (cream, cloudy, thick) Clear Phase ( fertile) 10-14 (egg white)