dextromethorphan

Adult Dosing .

Dosage forms:  ER SUSP: 30 mg per 5 mL; SOL: 30 mg per 10 mL

Special Note

[formulation clarification]

Info: IR = dextromethorphan HBr; ER = dextromethorphan polistirex; doses expressed as dextromethorphan HBr

cough

[immediate-release form]

Dose: 30 mg PO q6-8h; Max: 120 mg/24h; Alt: 10-20 mg PO q4h

[extended-release form]

Dose: 60 mg ER PO q12h; Max: 120 mg/24h ER

renal dosing

[not defined]

renal impairment: not defined

HD/PD: not defined

hepatic dosing

[not defined]

Peds Dosing .

Dosage forms:  ER SUSP: 30 mg per 5 mL; SOL: 30 mg per 10 mL

Special Note

[formulation clarification]

Info: IR = dextromethorphan HBr; ER = dextromethorphan polistirex; doses expressed as dextromethorphan HBr

cough

[immediate-release form, 4-5 yo (off-label)]

Dose: 7.5 mg PO q6-8h; Max: 30 mg/24h; Alt: 2.5-5 mg PO q4h

[immediate-release form, 6-11 yo (off-label)]

Dose: 15 mg PO q6-8h; Max: 60 mg/24h; Alt: 5-10 mg PO q4h

[immediate-release form, 12 yo and older]

Dose: 30 mg PO q6-8h; Max: 120 mg/24h; Alt: 10-20 mg PO q4h

[extended-release form, 4-5 yo]

Dose: 15 mg ER PO q12h; Max: 30 mg/24h ER

[extended-release form, 6-11 yo]

Dose: 30 mg ER PO q12h; Max: 60 mg/24h ER

[extended-release form, 12 yo and older]

Dose: 60 mg ER PO q12h; Max: 120 mg/24h ER

renal dosing

[not defined]

renal impairment: not defined

HD/PD: not defined

hepatic dosing

[not defined]