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. 2013 Jun;23(5):337–351. doi: 10.1089/cap.2012.0096

Mean MPH Dosing Levels, in mg/kg IR-MPH Dose Equivalents, Across All Body Weight Groups

MPH dosing regimen Morning Ritalin LA: mg/kg equivalent in each of the two IR-MPH doses Afternoon IR-MPH dose
Low dose 0.21 mg/kg 0.14 mg/kg
Medium dose 0.35 mg/kg 0.24 mg/kg
High dose 0.48 mg/kg 0.27 mg/kg