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DU PA Contraception
Duke PA Contraception
Question | Answer |
---|---|
smokers 35 years and older: never put them on __ containing contraception | estrogen |
what is the Pearl Index | the number of unintended pregnancies per hundred women per year |
failure rate of coitus interruptus | 4-27% |
failure rate of fertility awareness-based contraception if used perfectly | 9% |
general failure rate of fertility awareness-based contraception | 20-25% |
average fertile period is __ days per cycle | 6 |
unprotected intercourse __ days before ovulation results in 15% pregnancy rate | 3 |
unprotected intercourse __ days before ovulation results in 30% pregnancy rate | 1-2 |
unprotected intercourse the day of ovulation results in __% pregnancy rate | 12 |
sperm can survive in the female up to __ days | 5 |
the mature egg may be fertilized over a __ period | 24 hour |
the time from ovulation to implantation is about __ days | 7 |
different barrier methods | spermicide, cervical cap, diaphragm, condom, sponge |
the only readily available spermicide in the US | nonoxynol-9 |
nonoxynol-9 has a __% failure rate | 10-29 |
cervical caps can be worn for up to __ hours | 48; insert up to 24 hrs before intercourse |
cervical caps have a __% failure rate | 9-32 |
diaphragms have a __% failure rate | 10-20 |
diaphragms increase the risk of __ | UTIs, vaginitis, and nonmenstrual toxic shock |
female condoms have a __% failure rate | 5-20 |
never use a __ and a female condom at the same time | male condom |
__ condoms break more than latex ones | polyurethane |
male condoms have a __% failure rate | 3-15 |
contraceptive sponge increases the risk of __ | nonmenstrual toxic shock |
contraceptive sponge has a __% failure rate | 10-40 |
oral contraceptives have a __% failure rate | 3-9 |
oral contraceptives decrease risk of __ | ovarian and endometrial cancer |
oral contraceptives may increase the risk of __ cancer | breast |
oral contraceptive effects due to estrogen | inhibit ovulation (suppressed FSH surge), alters endometrium, luteolysis (degeneration of corpus luteum) |
oral contraceptive effects due to progestin | inhibit ovulation (suppressed LH surge), thickened cervical mucus, sperm become less effective, hampers implantation |
__ only oral contraceptives are less effective than combination type | progestin |
absolute contraindications to estrogen containing OCPs | Cardiovascular dz, smoker >35 yo, coagulation disorders, dyslipidemia, DM, neurologic dz, PG, undiagnosed vaginal bleeding, estrogen dependent neoplasm, liver disease or adenoma |
relative contraindications to estrogen containing OCP's | HTN, DM w/ CAD or PVD, gallbladder dz, h/o cholestatic jaundice in pregnancy, epilepsy, leg injury/cast/immobilization, elective surgery, sickle cell, migraines, obesity, FH of CVD |
negative effects of OCPs | no std protection, take everyday, benign liver tumors, worsened gallbladder problems, clots, expensive, insurance issues |
common side effects of OCPs | GI, wt changes, menses changes, breast changes, migraines, edema, Rash, melasma, depression, decreased libido |
oral contraceptive that may be a good option for breastfeeding women, smokers over 35, and those who are good pill takers | minipills (progestin only) |
injectables have a __% failure rate | 1-2 |
depo-provera has a __% failure rate | 0.3 |
depo-provera shots are given IM every __ months | 3 |
what is the FDA black box warning for dep-provera | risk of osteoporosis; use >2 yrs only if no other options |
implants have a failure rate of __% | 1-4 |
problems with implants | menstrual irregularities,amenorrhea, wt gain, acne, depression, less effective in obese |
the patch has a failure rate of __% | 1-2; less effective in pt >90 kg |
black box warning for the patch | greater risk of thrombotic events than OCPs |
nuva ring has a failure rate of __% | 1-2 |
emergency contraception is best if initiated within __ hours after unprotected intercourse | 72; but can be taken up to 120 hrs after |
emergency contraception can be given up to __ days after unprotected intercourse | 5 |
emergency contraception is not an __ | abortifacient |
the two emergency contraceptives that are effective after implantation | mifepristone (RU486), paragard-t IUD |
2 intrauterine devices/systems available in the US | paragard, mirena |
IUDs have a __% failure rate | 0.5-1.5 |
paragard copper has a failure rate of __% | 0.7 |
how does the copper in paragard work to prevent pregnancy | changes cervical mucus and makes a hostile environment for sperm |
paragard copper is approved to last for __ years in US | 10 |
there is a decrease in __ cancers with paragard use | cervical and endometrial |
mirena IUS has a failure rate of __% | 0.1 |
mirena lasts for __ years in the US | 5 |
lactation has a __% failure rate | 10 + |
medical abortion has a failure rate of __% | 15 |
vasectomy has a failure rate of __% | 0.15 |
female sterilization has a __% failure rate | 0.5 |
tubal ligation increases the risk of __ slightly | ectopic pregnancy |
probably the most widely used mechanical contraception in the world | condom |
suckling results in a reduction in the release of what hormones | Gnrh, LH and FSH |
which version of vaginal diaphragm are the easiest for women to use | arcing spring |
what is the rate of pregnancy with typical use of vaginal diaphragm | 15-20 per 100 woman years |
small cup like diaphragms placed over the cervix and are held in place by suction | cervical cap |
only spermacide available in US | nonoxynol 9 |
when used alone spermacides have a failure rate of | 15% |
ovulation occurs __ days before the first day of the next menstrual period | 14 |
the fertile interval should be assumed to extend from at least __ days before ovulation and no less than __ days after ovulation | 2, 2 |
although this is the most commonly used method of periodic abstinence it is the least reliable with a failure rate of about 35% | calendar method |
the __ day after the onset of elevated temperature is considered the end of the fertile period | third |
starting several days before and until just after ovulation the mucus becomes __ | thin and watery |
the __ method if used properly is the most effective of all the periodic abstinence approaches | symptothermal |
the most accurate method of determining ovulation time is to demonstrate the __ | LH peak |
most women experience __ when taking the 7 days of placebo pills that come with OCPs | withdrawal bleeding |
it is good practice to recommend an additional form of contraception during __ of taking OCPs to maximize efficacy | the first week |
withdrawal bleeding can be expected in __ days after completion of the 21-day regimen of active pills | 3-5 |
what are the reasonably established benefits of OCPs | reduction of ovarian and endometrial cancer risk, ectopic pregnancy, PID, menstrual disorders, benign breast disease and acne |
use of most current combinations of OCPs roughly __ a user's risk of venous thromboembolism | triple |
__ provides reasonably good protection against pregnancy without suppressing ovulation | progestin-only minipill |
__ must be taken each day promptly. even a delay of 2-3 hours diminishes contraceptive effectiveness for the coming 48 hours | progestin-only minipill |
ideal candidates for progestin only contraceptives | older women who smoke, women with sickle cell anemia, mental retardation, migraine, hypertension, SLE, women who are breastfeeding |
plan B emergency contraception must be given within __ of intercourse | 72 hours |
major side effects of combination hormonal emergency contraception | nausea and vomiting |
the vaginal ring is worn for __ | 3 weeks per month |
the vaginal ring may be removed for up to __ although it is designed to be left in place even during intercourse | 3 hours |
if the patch has become detached for __ or less the cycle continues as usual, however if it has been longer than __ a new patch should be applied and back up contraception should be used for 1 week | 24 hours |
what are the two types of IUDs available in the US | copper T 380A, and a levonorgestrel-releasing device |
Sponge can be worn for: | 24 hours |
Sponge: contraindication: | sulfa allergy |
Depo Provera AE | bleeding abnormalities (80%); wt gain (60%); lipid changes, depression, acne |
common myths about OCPs | Need to take a break; Causes infertility ; Women over 35 shouldn’t take OCPs; cause weight gain |