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Chlorzoxazone

Chlorzoxazone is a covered generic medication on Tab's $0 list. Here's what it's used for, typical dosing, and side effects, sourced from FDA-approved drug labeling.

$0 with active Tab membership Oral Muscle Relaxant [EPC]

What it's used for

Chlorzoxazone is used along with rest, physical therapy, and other measures to relieve discomfort from acute, painful musculoskeletal conditions.

Source: U.S. FDA-approved prescribing information (openFDA).

Typical dosing

The usual adult dose is one tablet three or four times daily, which may be increased to one and a half tablets if needed.

Dosing shown here is the general FDA-labeled range. Your prescribing clinician determines the exact dose, form, and schedule for you — this is not a substitute for medical advice.

Boxed warning / key safety info

Serious and sometimes fatal liver toxicity has been reported rarely in patients receiving chlorzoxazone.

Common side effects

The medication is usually well tolerated, though gastrointestinal bleeding has rarely been reported.

Covered strengths on the Tab $0 list

Chlorzoxazone 500mg Tablet

Covered at $0 with an active Tab membership when filled at a participating pharmacy nationwide or through mail order. A licensed clinician must prescribe the medication.

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Tab is a membership and prescription-discount program—not insurance, and not a substitute for it. $0 pricing applies to medications on the current covered generic list with active membership, at participating pharmacy locations nationwide or through mail order, and is subject to change. Mail-order home delivery is preferred for recurring prescriptions; activation, availability, and delivery timing apply. This page is for general reference, drawn from FDA-approved drug labeling, and is not medical advice. Only a licensed clinician can determine if a medication is right for you.