United States · FDA National Drug Code directory
Chlorzoxazone
A source-listed medicine record.
Factual source checks only. This page is not a clinically reviewed monograph. Historical or discontinued records may be included; listing does not confirm approval, current availability or pharmacy stock.
Medicine identity
- Source reference
- 55289-633_419b15d3-6522-5d1c-e063-6394a90abbd0
- Product NDC
- 55289-633
- Form
- TABLET
- Composition / generic term
- Chlorzoxazone
- Labeler
- PD-Rx Pharmaceuticals, Inc.
- Marketing category
- ANDA
- Marketing start / end (source format)
- 20110822
- Source listing expiry
- 20261231
Source-listed ingredients
- CHLORZOXAZONE — 500 mg/1
These values do not establish equivalence or a dose recommendation.
Packages
- 10 TABLET in 1 BOTTLE, PLASTIC (55289-633-10) · 55289-633-10
- 20 TABLET in 1 BOTTLE, PLASTIC (55289-633-20) · 55289-633-20
- 24 TABLET in 1 BOTTLE, PLASTIC (55289-633-24) · 55289-633-24
- 28 TABLET in 1 BOTTLE, PLASTIC (55289-633-28) · 55289-633-28
- 30 TABLET in 1 BOTTLE, PLASTIC (55289-633-30) · 55289-633-30
- 40 TABLET in 1 BOTTLE, PLASTIC (55289-633-40) · 55289-633-40
Source and coverage
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Snapshot retrieved: 2026-09-17. This is the acquisition date, not a medical review date.
Clinical information, images and comparisons appear only when separately reviewed for this record. Coverage may be incomplete. Ask a pharmacist or clinician about your treatment.
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