Drugs · acquisition-cost intelligence
chlorzoxazone
· ingredient chlorzoxazone· CHLORZOXAZONE 375 mg/1; CHLORZOXAZONE 500 mg/1; CHLORZOXAZONE 750 mg/1
What this is. Acquisition-cost intelligence for pharmacy & clinic buyers — the historical trend, generic-equivalent costs, and Part D posture. NADAC is a pharmacy acquisition cost (the national average pharmacies pay), not a retail or cash price — for consumer cash prices use GoodRx/your plan.
Acquisition benchmark · NADAC per EA
$0.22923
NADAC — pharmacy acquisition cost, not a retail/cash price
Acquisition-cost history
Weekly NADAC per EA — the trend nobody else shows. 7 weeks.
2025-10-222026-05-20
Same-ingredient options by acquisition cost
Other chlorzoxazone products, cheapest acquisition cost first. Per EA — confirm strength/form equivalence before switching.
| Product | NADAC / EA | vs this |
|---|---|---|
| Chlorzoxazone | $0.56292 | +$0.33370 |
| chlorzoxazone | $2.56 | +$2.33 |
Medicare Part D coverage · CY2026
On 71 plan formularies · typical tier 2
Prior auth 54% · Step therapy 0% · Quantity limit 63% of formularies
Sources: CMS NADAC (pharmacy acquisition cost), FDA NDC + RxNorm (identity), RxClass (therapeutic class), CMS Medicare Part D formulary (coverage). Observed reference data for professional buyers — not a retail/cash price, not pricing or medical advice. Verify before purchasing or substituting.