Contraception Flashcards
What is the only Long-Acting Reversible Contraception available to women
Depot
What actually is the depot
A depot of progesterone (medroxyprogesterone acetate) given IM
How long does the depot provide contraceptive cover for
14 weeks
Replaced every 13 weeks
What is the pearl index of the depot
0.2%
What is the mechanism of action of the depot
Inhibition of Ovulation
Name 4 absolute contra-indications to using the depot contraceptive
Pregnancy
Breast cancer
Severe cardiac disease
Undiagnosed vaginal bleeding
When can depot be started without the need for further contraception
Up to and including day 5 of the menstrual cycle
When can depot be started with regards to after a termination of pregnancy
Up to 5 days after
When can depot be started with regards to after a birth
Up to day 21 postpartum
What is the most common side effect of the depot
Weight gain
Which bone condition can the depot increase chances of
Osteoporosis
Which metal is the non-hormonal intra-uterine device made of
Copper
When can the copper IUD be started
At any time since it is non-hormonal
What is the mechanism of action of the copper IUD
Prevention of fertilisation
How long can a copper IUD be left in the uterus
5-10 years
What is the pearl index of the copper IUD
0.6-0.8%
Name 3 contraindications to using the copper IUD
Peptic ulcer disease
Current pelvic infection
Abnormal uterine anatomy
History or current endometrial or cervical cancer
When can the copper IUD be started with regards to after a birth
< 2 days or > 4 weeks post partum
Which VLARC can be used as emergency contraception a
Copper IUD
How many days after Unprotected Sexual Intercourse can you use the copper IUD
Up to 5 days
What is the main side effect of the copper IUD
Heavy, prolonged periods
What are the 3 IUS variants available
Mirena®-52 mg
Kyleena- 19.5 mg
Jaydess®- 13.5mg
How does the Mirena coil work
A coil that is impregnated with a synthetic progesterone
What is the mechanism of action of the Mirena Coil
Prevention of implantation
How long can the IUS be left in for
Either 3 or 5 years
When can the IUS be started
Within the first 7 days of a period
When can the IUS be started with regards to birth
<2 days or > 4 weeks postpartum
What are the side effects of the IUS
irregular menstrual bleeding, that usually becomes lighter with most women becoming amenorrhoeic
What is the pearl index of the Mirena IUS
0.2%
What is the implant
A non-degradable rod that is impregnated with progesterone and inserted into the arm
What is the mechanism of action of the implant
Inhibition of ovulation
How long can the implant be left in the arm of a woman
3 years
What is the pearl index of the implant
0.05%
the most effective form of contraception
When can the implant be inserted with no need for an additional cover
Within the first 5 days of a cycle
Name 3 scenarios in which additional 7/7 condom cover would be required upon inserting the implant
Started at any other time in the cycle other than first 5 days
Used as a quick start after emergency contraception.
Switching from POP, Mirena, IUD
Name 3 side effects of the implant
Weight gain
Irregular bleeding
Acne
What problems could you encounter upon insertion of the implant
Nerve damage
Vascular damage
Pain
How does short-acting combined hormonal contraception
Contains estrogen and progesterone
What is the mechanism of action of all combined hormonal contraception
Inhibition ovulation
How does the transdermal patch work
A single patch is applied for one week at a time for three weeks
Last week is a patch-free week which allows for a withdrawal bleed
Releases oestrogen and progesterone
What condition might decrease the efficacy of the patch
Obesity