BY INTRAVENOUS INJECTION, 70-250 MICROGRAMS/KG; MAINTENANCE 100 MICROGRAMS/KG EVERY 15 MINUTES; CHILD 2-6 MONTHS INITIALLY 150 MICROGRAMS/KG, 7 MONTHS-12 YEARS INITIALLY 200 MICROGRAMS/KG; MAINTENANCE (CHILD 2 MONTHS-12 YEARS) 100 MICROGRAMS/KG EVERY 6-9 MINUTES
NOTE DOSES UP TO 150 MICROGRAMS/KG MAY BE GIVEN OVER 5-15 SECONDS, HIGHER DOSES SHOULD BE GIVEN OVER 30 SECONDS. IN PATIENTS WITH ASTHMA, CARDIOVASCULAR DISEASE OR THOSE WHO ARE SENSITIVE TO FALLS IN ARTERIAL BLOOD PRESSURE GIVE OVER 60 SECONDS
BY INTRAVENOUS INFUSION, MAINTENANCE OF BLOCK, 8-10 MICROGRAMS/KG/MINUTE, ADJUSTED IF NECESSARY EVERY 3 MINUTES BY 1 MICROGRAM/KG/MINUTE TO USUAL DOSE OF 6-7 MICROGRAMS/KG/MINUTE; CHILD 2 MONTHS-12 YEARS, USUAL DOSE 11-14 MICROGRAMS/KG/MINUTE