Recommendations for additional contraceptive precautions when switching from combined hormonal contraception to another method
CHC, combined hormonal contraception; Cu-IUD, copper intrauterine device; DMPA, depot medroxyprogesterone acetate (progestogen-only injectable); HFI, hormone-free interval; IMP, progestogen-only implant; LNG-IUS, levonorgestrelreleasing intrauterine system; POP, progestogen-only pill; UPSI, unprotected sexual intercourse.
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