Robaxin

Adult Dosing .

Dosage forms:  INJ: 100 mg per mL

Dosage Form Details

[TAB form discontinued in US for this brand; see generic]

musculoskeletal pain, acute

[PO route, initial treatment]

Dose: 1500 mg PO qid x48-72h; Max: 8000 mg/day

[PO route, maintenance treatment]

Dose: 1000 mg PO qid; Alt: 750 mg PO q4h or 1500 mg PO tid

[IM/IV route]

Dose: 1000 mg IM/IV x1; Max: 3000 mg/day for up to 3 consecutive days; Info: may give additional 1000 mg IM/IV q8h prn if severe symptoms or unable to take PO; may repeat course after off treatment x48h

tetanus, adjunct tx

[1000-2000 mg PO/NG/IV q6h]

Start: 1000-2000 mg IV x1; Max: 3000 mg IV x1 for start dose; 24,000 mg/day PO/NG; Info: switch to PO/NG route when possible

renal dosing

[PO route]

renal impairment: not defined

HD/PD: not defined

[IM/IV route]

renal impairment: contraindicated

HD/PD: contraindicated

hepatic dosing

[not defined]

Peds Dosing .

Dosage forms:  INJ: 100 mg per mL

Dosage Form Details

[TAB form discontinued in US for this brand; see generic]

musculoskeletal pain, acute

[initial treatment, 16 yo and older]

Dose: 1500 mg PO qid x48-72h; Max: 8000 mg/day

[maintenance treatment, 16 yo and older]

Dose: 1000 mg PO qid; Alt: 750 mg PO q4h or 1500 mg PO tid

tetanus, adjunct tx

[500 mg/m^2/dose IV q6h prn]

Max: 1800 mg/m^2/total dose x3 consecutive days; Alt: 15 mg/kg/dose IV q6h prn

renal dosing

[PO route]

renal impairment: not defined

HD/PD: not defined

[IV route]

renal impairment: contraindicated

HD/PD: contraindicated

hepatic dosing

[not defined]