CONTRACEPTION Flashcards

1
Q

10 Absolute Contraindications for Combined Hormonal Contraception (Estrogen)

A
  • < 4 weeks post partum if breastfeeding
  • <21d postpartum (0 breastfeeding)
  • Smoker + >35 yo
  • HTN (>160/100)
  • CVA/CAD
  • Valvular disease
  • Acute VTE
  • Hx of VTE w/ 0 anticoagulants
  • Major sx w/ prolonged immobilization
  • Thrombophilia
  • SLE w/ +/unknown APA
  • Current breast CA
  • Migraine w/ aura
  • DM with retinopathy/neuropathy/nephropathy
  • Cirrhosis or liver tumor
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

4 Absolute Contraindications for Combined Hormonal Contraception (Progestin)

A
  • Unexplained vaginal bleeding
  • Current breast CA
  • Severe cirrhosis
  • Pregnant
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

3 Risks for Combined Hormonal Contraception

A
  • VTE (3-4 fold increase in risk; AR 1.5/1000)
  • MI / Stroke (greater w/ >50mcg)
  • Breast CA (minimal)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

5 Benefits for Combined Hormonal Contraception

A
•	Menstrual:
o	Cycle regulation & ↓ menstrual flow - > ↓Anemia
o	↓Dysmenorrhea / Pelvic Pain
o	↓PMS 
o	↓ perimenopausal symptoms
•	↓acne / hirsutism
•	↓risk of ovarian / endometrial CA 
•	↓fibroids / benign breast disease / ovarian cysts
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

5 side effects for Combined Hormonal Contraception

A
  • Irregular Bleeding (1st 3 cycles) (12%)
  • Nausea (7%)
  • Wt gain (5%)
  • Mood (5%)
  • Breast Tenderness (4%)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Failure rate for Combined Hormonal Contraception (typical vs. perfect use)

A

o Typical: 9%

o Perfect Use: 0.3%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Give 3 delivery methods for Combined Hormonal Contraception

A

Combined oral contraception
Combined patch
Combined Ring

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Give 3 examples of combined OCPs and their estrogen levels

A

Very Low: LOLO 10 mcg
Low: Alesse 20 mcg
Standard: Marvelon, 30 mcg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Give 3 examples of classes of medications that decrease the effectiveness of OCP’s

A

Anticonvulsants (phenytoin, phenobarbitol)
Antiretrovirals
Antibiotic (only Rifampin)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is the mechanism of action for combine hormonal contraception?

A

Prevents ovulation (suppresses gonadotropin secretion)
Prevents implantation (causes endometrial atrophy)
Prevents sperm transportation (causes viscous cervical mucus plug)
Fallopian secretions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

List 3 strategies to initiate OCPs

A

R/o Pregnancy
1st Sunday of Period
If started >/5 days from LMP, use backup x 7 days

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Do OCPs: cause cancer, need to take pill breaks, affect fertility, cause birth defects, be used over the age of 35, cause acne?

A
Does NOT cause cancer
NO need for pill breaks
Does NOT affect fertility
Does NOT cause birth defects
CAN be used over the age of 35
Does NOT cause acne
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Describe 2 strategies for continued combined hormonal contraception use and the benefit

A
Continue combined hormone until breakthrough bleed, then take 4 day break
4 packs (84 days)
Decreases menstrual symptoms
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What specific measurement do you take when initiating OCPs?

A

Blood Pressure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Management if delayed taking OCP in < 24 hrs in ANY week

A

Take 1 active pill ASAP

Continue taking 1 pill daily until the end of the pack

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Management If 1 or more missed pills in first week:

A

Take most recent pill ASAP (even if it means two pills the same day) and continue taking remaining pills until end of pack

Back up x 7d*

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Management If less than 3 pills missed pills during second or third week

A

Take most recent pill ASAP (even if it means two pills the same day) and continue taking remaining pills until end of pack

start new cycle of OCP without a hormone-free interval

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Management if 3 or more consecutive doses/days of OCP missed during second or third week

A

Take most recent pill ASAP (even if it means two pills the same day) and continue taking remaining pills until end of pack
start new cycle of OCP without a hormone-free interval
Back-up contraception for 7 days
Consider EC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Initiation strategy of Combined Patch (Evra)

A

R/o Pregnancy
1st Sunday of Period
If started >/5 days from LMP, use backup x 7 days

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

How is the Combined Patched used, where is it placed, how is it stored, is it okay to shower and exercise with?

A
1 patch / w x 3 weeks
1 week off
Place on buttocks / deltoid / lower abdomen / upper torso
DO NOT Keep in fridge
Okay for showering / exercise
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is the failure rate of the combined patch? What decreases the efficacy?

A

Typical: 9%
Perfect Use: 0.3%
Efficacy affected if weight >/ 90 kg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What are 3 side effects of the combined patch (in addition to side effects of combined hormonal contraception)

A

20% mild local rxn
increased breast tenderness
increased n/v
dysmenorrhea

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What is an advantage of the combined patch compared to OCPs other than convenience

A

Less breakthrough bleeding

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

How is the Combined Ring (Nuvaring) used, how is it stored?

A

Insert x 3 weeks
1 week ring free
DONT Store in fridge

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What is the failure rate of the combined ring?

A

Typical: 9%

Perfect Use: 0.3%

26
Q

List 3 side effects of the combined ring

A

Foreign body sensation
Leukorrhea
Expulsion
Coitus issues

27
Q

List 3 advantages of the combined ring compared to OCPs

A

Decreased N / V
Decreased Mood lability
No weight gain
Decreased acne

28
Q

3 absolute contraindications to progestin only contraception

A

Unexplained vaginal bleeding
Current breast cancer
Pregnant

29
Q

Mechanism of action of progestin only contraception

A

Alters cervical mucus plug

Partial ovulation suppression

30
Q

6 Indications for use of progestin only contraception

A
>35 yo smoker
Migraine H/A
Breastfeeding
Endometriosis 
Anti-convulsant use
Sickle Cell
31
Q

2 risks of progestin only contraception

A

Delayed fertility by 9 mo

Reversible decreased BMD

32
Q

3 side effects of progestin only contraception

A

Menstrual disturbance
Weight gain (4 kg)
Mood disturbance

33
Q

benefits of progestin only contraception

A
Amenorrhea 
Decreased endometrial cancer
Decreased PMS
Decreased Pelvic pain
Decreased PID
Decreased vasomotor symptoms
Decreased in myomas
34
Q

Benefits of progestin oral contraception

A

Amenorrhea (10%)

35
Q

Timing when initiating and use of progestin only oral contraception

A

1st day of menstrual cycle
If stated after >7 days of LMP, use back up x 7 d
Take same time daily within 3 hours
NO PILL FREE DAYS

36
Q

How to manage irregular bleeding with progestin only oral contraception

A

r/o other cause of irregular bleeding
NSAIDS
Change to cOCP
Supplement with estrogen

37
Q

Failure rate of progestin only oral contraception

A

o Typical: 9%

o Perfect Use: 0.3%

38
Q

C/i to Progestin Implant

A
Pregnant
Undiagnosed abnormal Vaginal bleed
Breast CA
Liver disease
Liver tumor, cancer
VTE
39
Q

Risks / Side Effects of Progestin Implant

A
Pain
Bleeding
Hematoma
Paresthesia
Infection
Scaring
Migration
VTE
Irregular bleed
Ectopic
VTW
Liver disease
H/A
Weight gain
Breast / Abdo pain
40
Q

Rx of Progestin Implant

A

28 d postpartum

5 days after T1 abortion

41
Q

Timing / Use of progestin injection

A

Q 12 weeks

Start within first 5 days of period or rule out pregnancy and use back up

42
Q

Failure rate of progestin injection

A

<1%

6% with typical use

43
Q

risks / side effects of progestin injection

A
Wt. Gain
Mood changes
Irregular bleeding 
Reversible BMD decrease 
Delayed return of fertility
44
Q

List 2 types of Intrauterine System

A

Hormonal - Levonogestrel (LNG-IUS)

Non-Hormonal - Copper

45
Q

Absolute c/i of IUS

A
Pregnancy
Puerperal sepsis
Immediate Post septic abortion
Recent PID
Recent STI (w/in 3 mo)
Distorted uterine anatomy
Unexplained Vaginal Bleeding
Ovarian / Cervical Ca
Progestin +ve Breast Cancer (LNG-IUS)
46
Q

Benefits of IUS

A
Decreased menstrual flow (LNG-IUS)
Decreased dysmenorrhea (LNG-IUS)
Decreased endometrial CA (ALL IUS)
47
Q

Risks of IUS

A
Pain
Perforation (2.6/1000)
PID (1st 20 dys)
Expulsion
Failure -> ectopic
48
Q

Side Effects of IUS

A
Irregular Bleeding (Copper, decreased with LNG)
Pain
Progesterone Side Effects:
Mood
Weight Gain
Menstrual Disturbance
49
Q

CPS recommended 1st line contraception for pediatrics

A

IUS

50
Q

IUS: Can you keep it in while treating PID? Does it cause infertility?

A

Yes

No

51
Q

When can an IUS be inserted. What are the risks of inserting while menstruating? What if inserting > 7 d from LMP? When should follow up be? Should U/S be used?

A
Anytime
Increased risk of infection, expulsion
Use backup x 7d
F/u 4-12 w post insertion
Routine U/S not required
52
Q

Failure rate of IUS

A

Typical: 0.2-0.8
Perfect: 0.2-0.6

53
Q

Management of lost string w/ IUS

A

r/o pregnancy.
Spec Exam – if 0 string order U/S
If negative U/S order pelvic XRAY

54
Q

Management of pregnancy w/ IUS

A

Removed IUS

r/o ectopic

55
Q

Management of amenorrhea w/ IUS

A

r/o pregnancy

Determine position

56
Q

Management of STI / PID w/ IUS

A

No need to remove while treating unless no improvement after 72 hrs

57
Q

Most effect form of emergency contraception

A

Copper IUD - almost 100% effectiv

58
Q

how long post coitus can a copper IUD be inserted

A

Up to 7 days if no c/I, reasonable certainty pt is not pregnant

59
Q

Second line emergency contraception

A

Hormonal

60
Q

List 3 types of hormonal emergency contraception

A
Uliprisal acetate (first line)
Plan B (levonorgestrel)
Yuzpe method
61
Q

S/e of hormonal emergency contraception, treatment of side effects

A

Nausea
Vomiting
Dizziness
Take an antiemetic