�Using pain treatments which contain codeine may be risky for some breastfeeding mothers, according to researchers at The University of Western Ontario, and the Hospital for Sick Children (SickKids) in Toronto. Lead author Dr. Gideon Koren published research in the journal, Clinical Pharmacology & Therapeutics which suggests that the codeine used in some pain in the ass relief drugs can really have harmful and even fatal results for infants when ingested by some breastfeeding mothers.
"With nearly half of all infants in North America being delivered by caesarian section or after episiotomy, there is clearly a requirement for pain assuagement for mothers," says Koren. "However, our study confirms that codeine as a treatment for pain crataegus oxycantha be undesirable and cannot be considered safe for all breastfed infants."
Koren holds the Ivey Chair in Molecular Toxicology at the Schulich School of Medicine & Dentistry at The University of Western Ontario, and is a prof of paediatrics at both Western and the University of Toronto. He is also a senior scientist in the Child Health Evaluative Sciences program at SickKids Research Institute, and director of The Motherisk Program.
Codeine is commonly secondhand for hurting relief and is recommended by the American Academy of Pediatrics as being compatible with breastfeeding. Following numerous reports through the Motherisk direction service and the tragical death of an baby who died from an overdose of morphine acquired from chest milk, Koren and his team, located at SickKids and The University of Western Ontario, investigated these negative reactions.
Codeine is a 'prodrug' which means that on its own it is relatively inactive. The pain relieving attributes ar only activated when it is metabolized, or transformed by the body into a more active hurting relieving deepen, morphine. Some individuals give birth a genic variance which causes them to metabolise codeine at a rapid rate, producing significantly more morphine in their system than most of the population. While this genic predisposition is rare, women who own it and who claim codeine for pain while breastfeeding lavatory end up exposing their babies to high levels of morphine through their breast milk River. This rear cause babies to experience central unquiet system slump as a result.
"The good news is that those breastfeeding children who were exposed to these high levels of morphine showed dramatic improvement once they were taken off the morphine corrupt breast milk," says Koren. "By removing the exposure, most children will demonstrate a fill in reversal of symptoms and show no long-term contrary effects."
The study was funded by Genome BC, Genome Canada, Canadian Institutes of Health Research, the Ivey Chair in Molecular Toxicology, the Research Leadership for Better Pharmacotherapy during Pregnancy and Lactation, and SickKids Foundation.
Source: Kathy Wallis
University of Western Ontario
More information
