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Chlorzoxazone

NDC 63187-317 · Proficient Rx LP

Generic nameChlorzoxazone
Dosage formTABLET
RouteORAL
Active ingredient(s)CHLORZOXAZONE
Strength500 mg/1
Pharmacologic classCentrally-mediated Muscle Relaxation [PE], Muscle Relaxant [EPC]
Marketing categoryANDA

Packages

63187-317-20 — 20 TABLET in 1 BOTTLE, PLASTIC (63187-317-20)

63187-317-30 — 30 TABLET in 1 BOTTLE, PLASTIC (63187-317-30)

63187-317-60 — 60 TABLET in 1 BOTTLE, PLASTIC (63187-317-60)

63187-317-90 — 90 TABLET in 1 BOTTLE, PLASTIC (63187-317-90)

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

24470-923 — CHLORZOXAZONE, 24470-940 — CHLORZOXAZONE, 31722-974 — CHLORZOXAZONE, 50090-0315 — Chlorzoxazone, 50090-7504 — CHLORZOXAZONE, 51862-339 — chlorzoxazone, 55289-633 — Chlorzoxazone, 59651-305 — CHLORZOXAZONE, 59651-306 — CHLORZOXAZONE, 59651-307 — CHLORZOXAZONE, 63629-1586 — Chlorzoxazone, 64980-582 — Chlorzoxazone, 69499-330 — chlorzoxazone, 70518-4364 — CHLORZOXAZONE, 70954-085 — Chlorzoxazone, 71205-711 — CHLORZOXAZONE, 71335-1914 — Chlorzoxazone, 71335-2009 — CHLORZOXAZONE, 71335-2433 — CHLORZOXAZONE, 71335-3122 — CHLORZOXAZONE, +12 more

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.