Intra-arterial injection. Premature infants. Risks from concomitant use with opioids; see Interactions. Monitor for respiratory depression and level of sedation; ensure availability of ...

IV: 0.2mg given slowly over a period of no less than 60 seconds. Avoid intra-arterial, periarterial injection. Coronary artery disease or risk factors; may be more susceptible to developing MI and ...