Contraception Flashcards
Name 3 forms of combined oral contraceptive
Oral contraceptive pill
Vaginal ring
Patch
What is the Nuvaring
Brand name of combined contraceptive ring
How do you take the oral contraceptive pill
On for 21 days
Off for 7 days
Try to take at the same time everyday
Or
Take 3 months continuously then have a pill free week
How do you use the combined vaginal ring
Ring inserted for 3 weeks
Then removed for 1 week
Or
3 rings back to back with a break after
Does the vaginal ring interfere with sexual intercourse
No
2 Hormones in consumed contraception
Oestrogen
Progesterone
How effective is combined oral contraception
> 99% when taken correctly
How many days is combined contraceptive effective after
7 days
use barrier contraception up until that point
Modes of action of combined contraception
Prevent ovulation
Alters FSH and LH (preventing LH surge)
Prevents implantation by thinning endometrial lining
Inhibits sperm penetration of cervical mucous (thickens it)
CI for COCP
Migraine with aura
Active liver disease
Current breast cancer
Risks associated with COCP
Thromboembolic disease
Advice for missed pills and severe diarrhoea
<2hrs take another pill
If delay >48hrs use another form of contraception
Risk factors for thromboembolic disease in COCP users
Major surgery Immobility Thrombophilia FH of VTE FH>30 Postnatally 21days Cervical risk
Short term oestrogen side effects of combined contraception
Breast tenderness Nausea Bloating Vaginal discharge Cyclical weight gain
Progesterone side effects of combined contraception
Mood swings PMT Vaginal dryness Sustained weight gain Decreased libido Acne
Non-contraceptive benefits of combined contraception
Improvement acne
Regular bleed
Potential reduction in painful heavy periods
Reduction in functional ovaria cysts
50% reduction in ovarian and endometrial cancer
What is the most popular/common method of contraceptive
Combined pill/COCP
Do combined contraceptive methods protect against STIs?
No
Forms of barrier contraception
Diaphragm
Male condoms
Female condoms
Which is the only form of contraception to protect against STIs
Condoms
How to use the diaphragm
Need to put spermazide gel on diaphragm and leave in for 6 hours after intercourse
How to take mini pill
Same time everyday
within 3hrs period
No pill free interval
How effective is the mini pill
> 99% when taken correctly
How many days is the mini pill effective after
2 days