Tramadol and its metabolite, O-desmethyltramadol (M1), are existing in human milk. There isn't any info on the results of the drug around the breastfed toddler or the results of your drug on milk manufacturing. The M1 metabolite is more potent than tramadol in mu opioid receptor binding [see Clinical Pharmacology https://mannersx974tyc8.muzwiki.com/user