Table 1.

Daily Dosages of Methylphenidate and Immediate Release Components of These Dosages for the Three Methylphenidate Preparations Investigated in the Comparision of the Efficacy of Medikinet^® Retard and Concerta^® Trial

Dose group	Medikinet retard with a higher IR component and an approximately equivalent daily dose to Concerta	Medikinet retard with similar IR components and a lower daily dose than Concerta	Concerta
Lower dose	20 mg (10 mg IR)	10 mg (5 mg IR)	18 mg (4 mg IR)
High dose	30 mg (15 mg IR)	20 mg (10 mg IR)	36 mg (8 mg IR)

IR=immediate release.