146 In 10 children with severe sepsis Cmax was 6.1 mg/ L (range 4.6-8.3 mg/ L) after a 1-hour intravenous infusion of 10 mg/ kg in children aged less than 1 year compared to 7.2 mg/ L (range 4.7-11.8 mg/ L) for children between 1 and 5 years of age.