Lorzone® (chlorzoxazone tablets, USP)

A fast, safe, and effective muscle relaxant for real relief

Lorzone® is a centrally acting muscle relaxant used as an adjunct to rest, physical therapy, and other measures for acute, painful musculoskeletal conditions.

Fast absorption

Blood levels detected in as little as 30 minutes with peak serum levels reached at 1 to 2 hours post-dose for the majority of patients.

Product Attributes


  • Not chemically related to tricyclic antidepressant
  • No dose adjustment required for the elderly1
  • Not associated with any food effects1

Conveniently trisected on one side and bisected on the reverse side. As improvement occurs, dosage can be reduced.

Important Safety Information including Side Effects, Warnings, Precautions, and Contraindications

You are encouraged to report negative side effects of prescriptions drugs to the FDA. Visit www.fda.gov/medwatch or call 1-800-FDA-1088.

Lorzone® is not associated with significant drowsiness. Drowsiness may be noted by an occasional patient.1

*See eligibility requirements and additional details on the Savings Card.

A 375-mg tablet is also available.

Reference: 1. Lorzone® [package insert]. Sayreville, NJ: Vertical Pharmaceuticals, LLC; September 2014.

Lorzone® Full Prescribing Information