Opioid-induced Infant deaths have transpired from breastfeeding by mothers who were ultrarapid metabolizers taking codeine postpartum. Conversely, poor metabolizers may knowledge inadequate pain relief when treated with codeine. The existence of your methyl team on the selection 3 carbon limits the first-go presystemic metabolism of codeine in the liver. You https://codeine.store/product/codeine-paracetamol/