Opioid-induced infant deaths have happened from breastfeeding by mothers who were being ultrarapid metabolizers having codeine postpartum. Conversely, very poor metabolizers may perhaps working experience bad pain relief when treated with codeine. The existence of your methyl group on the amount 3 carbon boundaries the first-pass presystemic metabolism of codeine https://directoryethics.com/listings13191507/the-codeine-india-pharmacy-xyzpharmus-diaries