NICU IV fentaNYL to PO Morphine Calculator

Note: This provides a rough estimate for converting IV FentaNYL to PO morphine. There is significant individual response to various opioids as well as unpredictable or incomplete tolerance between opioids; clinical judgement must always be used when converting opioids. Neonates can be more susceptible to adverse effects of opioids therefore consider starting at a lower dose than what the conversion suggests.