Scope
The Bottom Line
- Establish timing of each unprotected exposure, cycle and ovulation context, pregnancy possibility, body weight, medicines and future contraception preferences.
- Offer the copper intrauterine device when eligible because it is the most effective emergency method and provides ongoing contraception.
- Copper-IUD eligibility extends beyond the oral-product window when insertion is within the Australian ovulation-based criterion.
- Choose an oral emergency contraceptive using the Australian handbook, considering timing, enzyme-inducing medicines, weight evidence and interaction with progestogen.
Practical clinical workflow
Topic-specific assessment action
Topic-specific diagnostic action
Topic-specific management action
Topic-specific follow-through
Safety boundaries and escalation
- Emergency contraception does not disrupt an established pregnancy; severe pain, syncope or abnormal bleeding after exposure requires ectopic-pregnancy assessment.
- Enzyme-inducing medicines can reduce oral method efficacy and strengthen the recommendation for a copper IUD.
Implementation
Clinical use boundary
This independently written summary is not an official guideline. Check the linked source version, current TGA-approved product information where medicines are involved, and the applicable state, territory and local pathway at the point of care.
Source documents
Use the linked source documents for complete recommendations, evidence grading, exclusions and implementation detail.
- Royal Australian and New Zealand College of Obstetricians and GynaecologistsContraception (C-Gyn 3)C-Gyn 3 路 Version 7.2, September 2024; review due March 2029 路 accessed 2026-08-20view source
From guidance to deliberate practice and evidence
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