Opioid tolerance and clinically recognized opioid poisoning among patients prescribed extended-release long-acting opioids.
Jessica C YoungJennifer L LundNabarun DasguptaMichele Jonsson FunkPublished in: Pharmacoepidemiology and drug safety (2018)
Over one-third of patients initiating ≥90 MME ER/LA opioids did not have evidence of opioid tolerance. The 7 days following high dose ER/LA initiation may represent a high-risk period for clinically diagnosed opioid poisoning in patients who do not have prior opioid tolerance.