Robaxin (methocarbamol) generic

Description

Dosage Forms & Strengths
tablet

500mg
1 g IV/IM; additional doses at q8hr until PO; not to exceed 3 g/day

Total parenteral dose SHOULD NOT EXCEED 3 g/day for >3 days, unless treating tetanus; if condition persists, may repeat therapy after drug-free interval of 48 hr

1500 mg PO q6hr for 48-72 hours; not to exceed 8 g/day THEN decrease to 4-4.5 g/day divided q4-8hr
Tetanus

Adjunct therapy: Initial 1-2 g IV injection (at 300 mg/min), THEN

Additional 1-2 g IV infusion for total dose of 3 g initially

May repeat 1-2 g IV q6hr until can give NG or PO

Total of 24 g PO may be needed
Dosing Modifications

Renal failure: Not studied; parenteral dosage form contraindicated due to presence of polyethylene glycol

Hepatic failure: Not studied