Women having Menstrual Cycles
- An implant can be inserted up to and including day 5 of cycle without additional contraceptive precautions.
- An implant can be inserted after day 5 if reasonably certain the woman is not pregnant. See Criteria for Reasonably Excluding Pregnancy
A careful history should be taken to ensure that the women has not had unprotected intercourse since last menses and has been correctly and consistently using a reliable method of contraception. Additional contraceptive precautions should be used for 7 days.
Women who are amenorrhoeic
An implant can be inserted at any time if reasonably certain the woman is not pregnant. Additional contraceptive precautions should be used for 7 days.
Following abortion or miscarriage
- If inserted within 5 days of surgical or second part of a medical abortion - no additional precautions required.
- If started beyond 5 days after event then 7 days of additional contraceptive precautions is required.
Postpartum
- If inserted up to day 21, no additional contraceptive cover is required.
- If started on or after day 21, 7 days of additional contraceptive precautions is required.
Switching from another method
Ensure adequate contraceptive cover from previous method continues for 7 days post insertion of implant.
After emergency contraception
- Following ellaOne, an implant should not be inserted for 5 days, thereafter it can be inserted with additional contraceptive cover required for a further 7 days.
- Following Levonelle, an implant can be inserted immediately with additional contraceptive cover required for 7 days.