Excreted into breast milk in a clinically non-significant amount with no problems observed in breastfed infants from treated mothers. Levels found in the plasma of those infants were very low or undetectable. Because of a tiny excretion into the milk, symptoms due to deprivation syndrome would not be avoided by breastfeeding the infants whose mothers were taking this medication during pregnancy. Galactorrhea out of the breastfeeding period has been described.