BY MOUTH, INITIAL DOSE 400 MG (MAY BE INCREASED TO 600 MG AFTER MYOCARDIAL INFARCTION IF OPIOID ANALGESICS ALSO GIVEN), FOLLOWED AFTER 2 HOURS BY 200 - 250 MG 3 - 4 TIMES DAILY
BY INTRAVENOUS INJECTION, 100 - 250 MG AT A RATE OF 25 MG/MINUTE WITH ECG MONITORING FOLLOWED BY INFUSION OF 250 MG AS A 0.1% SOLUTION OVER 1 HOUR, 125 MG/HOUR FOR 2 HOURS, THEN 500 MICROGRAMS/MINUTE
CHILDREN:-NOT RECOMMENDED.