Risk of Neonatal Opioid Withdrawal Syndrome More Common with Certain Opioids: Implications for Women with Opioid Use Disorder

Infants exposed to opioids for the duration of being pregnant are at threat for neonatal opioid withdrawal syndrome (NOWS) on the other hand, in accordance to a modern study, the danger is increased in infants exposed to specific opioids, such as methadone.

The prevalence of neonatal opioid withdrawal syndrome (NOWS) in the United States increased from 1.2 to 8.8 for each 1,000 births between 2000 and 2016.  Most research have seemed at hazard for withdrawal indicators throughout the whole course of opioids even so, a new study indicates that there are apparent dissimilarities in threat for NOWS based on the kind of opioid utilised, seeing the finest risk in infants uncovered to more powerful opioid agonists and all those with a for a longer period 50 %-existence.  (Essential Observe: This examine concentrated only on recommended opioids and did not consist of illicit opioid use or the use of opioids to address opioid use ailment.)

This cohort study analyzed administrative promises facts of Medicaid-insured moms and newborns in 46 states and Washington DC, such as 48,202 opioid-exposed pregnancies with liveborn infants.  Opioid publicity was described as the dispensation of two or more opioid prescriptions in the course of pregnancy, inside of 90 times of shipping and delivery.

Among the opioid-exposed pregnancies with stay newborns, a overall of 1069 neonates (2.2%) had NOWS and 559 (1.2%) experienced severe NOWS.  Relative to hydrocodone, opioid withdrawal syndrome was 2- to 3-fold additional common in infants uncovered to more robust agonists and opioids with a extended fifty percent-lifetime: oxycodone (modified relative chance or aRR 1.87 95% CI, 1.66-2.11), morphine (aRR 2.84 95% CI, 1.30-6.22), and methadone (aRR 3.02 95% CI, 2.45-3.73).

Implications for Moms Receiving Treatment Assisted Treatment for Opioid Use Problem

While this analyze included only mothers utilizing methadone for agony administration and did not include things like infants born to moms employing methadone or buprenorphine for the therapy of opioid use problem (OUD), the acquiring of substantially higher fees of NOWS in infants with prenatal publicity to methadone is pertinent to the remedy of mothers with OUD.

Buprenorphine (not integrated in the recent study) and methadone are each opioids and have both equally been revealed to be risk-free and successful treatments for opioid use ailment throughout being pregnant.  People need to be knowledgeable that NOWS may even now take place in toddlers whose mothers get these remedies.  Though the two medications may be connected with NOWS, the present research does not assistance stopping or decreasing the dose of medicine close to the time of supply in purchase to prevent NOWS, as this may well direct to amplified illicit drug use and larger chance to the fetus.

For the reason that the postpartum period is a time of improved possibility for relapse in women with material use diseases (SUDs), it is critical to continue on to offer assist and to engage women with opioid use disorders in dependable treatment after shipping.  In addition, parenting a child with NOWS is a threat factor for opioid use relapse consequently, it is essential to educate women of all ages getting either buprenorphine or methadone that there is a risk of NOWS and to put together them for this chance.  Similarly it is vital to lessen stigma and to teach other wellbeing treatment suppliers, as properly as loved ones associates, that NOWS in this environment is not a sign of illicit opioid use. 

Ruta Nonacs, MD PhD

Esposito DB, Huybrechts KF, Werler MM, Straub L, Hernández-Díaz S, Mogun H, Bateman BT. Traits of Prescription Opioid Analgesics in Pregnancy and Danger of Neonatal Opioid Withdrawal Syndrome in Newborns.  JAMA Netw Open up. 2022 Aug 15(8):e2228588.