Regulation: control status by country
Domestic control status of a substance in a country (narcotic, psychotropic, prescription-only) from official sources.
chlorzoxazone: status by country
- United Statesprescription only
Source: openFDA NDC · record 01a1208c-41c8-7699-a2fd-49d5b5e6eb76,01a1208c-7209-7553-a585-c7255f0516d7,01a1208c-923e-72e5-98ce-318e852f7dcf,01a1208c-c377-78f1-bf42-ea6e43f37689,01a1208c-c3ec-7055-a256-6f4e581517c9;count=36 · valid from 2026-10-09 · verified 2026-10-09