O le aoga e masani lava ona faʻaalia o le pasene o fafine e maʻitaga i le faʻaaogaina o se metotia na tuʻuina atu i le tausaga muamua, ma o nisi taimi o se olaga atoa le toilalo fua faatatau i metotia ma maualuga le aoga, e pei o tubal ligation. O metotia sili ona aoga o latou e umi le galue ma e le manaʻomia le faʻaauau pea o asiasiga a le soifua maloloina asiasiga. O le taotoga faʻamamaina, faʻapipiʻi faʻapipiʻi, ma intrauterine masini uma ei ai muamua-tausaga toilalo fua faatatau o lalo ifo o le 1%. Hormonal contraceptive pills, patches poʻo vaginal patches, ma le lactational method method (LAM), pe a faʻamaoni i le faʻaaogaina, e mafai foi ona i ai le muamua-tausaga faʻamaʻi mo le faʻaaogaina o nisi o faʻamaʻi faʻi faʻamaʻi faʻi faʻamaʻi faʻamaʻi, e aofia ai le LAM, e sili atu le maualuga i le maualuga
itiiti ifo i le 1%