Table 3. Dosage Conversions
of Various Methylphenidate Formulations
|
Ritalin®
Dose
|
Concerta™
Dose
|
|
Ritalin®
5 mg BID or TID
|
Concerta™
18 mg QAM
|
|
Ritalin
SR® 20 mg QD
|
Concerta™
18 mg QAM
|
|
Ritalin®
10 mg BID or TID
|
Concerta™
36 mg QAM
|
|
Ritalin
SR® 20 mg BID or 40 mg QD
|
Concerta™
36 mg QAM
|
|
Ritalin®
15 mg BID or TID
|
Concerta™
54 mg QAM
|
|
Ritalin
SR® 20 mg TID or 60 mg QD
|
Concerta™
54 mg QAM
|
QD = once daily, BID=twice
daily, TID=three times daily, QAM=every morning
Adapted from product labeling
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