Intrauterine System (mirena or jaydess to younger women)

Question 1

Action

Answer 1

Stops ovulation
Thins endothelium
Increased cervical mucus

Question 2

Treatment course

Answer 2

Lasts 5 years (3 years for jaydess)

Question 3

Side effects

Answer 3

Coil insertion risks

Spotting in first 6 months then periods lighter / stop

Question 4

CI

Answer 4

Pelvic infection, PID < 3 months, gynae cancer, small uterine cavity, undiagnosed PV bleeding

Question 5

Comments

Answer 5

Check string monthly
STI check before inserting
Put in anytime if not had sex since last period or within first 5 days of starting period
If fitted > 45 can stay in place until menopause

Question 6

Positives vs negatives

Answer 6

+ Can forget about it, reduces dysmenorrhoea / menorrhagia

- some continue to have unpredictable spotting