It almost as good as the pill if the baby is under six months of age, if breastfeeding is exclusive, and if the mother has not yet had a normal menstrual period after giving birth. (breastfeedingmums.com)
It almost as good as the pill if the baby is under 6 months of age, if breastfeeding is exclusive, and if the mother has not yet had a normal menstrual period after giving birth. (motheringfromtheheart.com)
But it is reliable only when breastfeeding is exclusive, when feedings are fairly frequent (at least 6 - 8 times in 24 hours), there are no long periods during which the baby does not feed, and the mother has not yet had a normal menstrual period after giving birth. (obgyn.net)