A woman had an LNG-IUS inserted 7 days ago. She asks when she can rely on it for contraception. What is the correct advice?...

Question

A woman had an LNG-IUS inserted 7 days ago. She asks when she can rely on it for contraception. What is the correct advice?

Accepted Answer

It becomes effective today (7 days after insertion)

Answer

It is effective immediately

Answer

It takes 14 days to become effective

Answer

It takes 21 days to become effective

Answer

It is only effective after the first menstrual period following insertion

uk-dfsrh MCQ (SBA): LNG-IUS Effective After 7 Days