Regulation: control status by country
Domestic control status of a substance in a country (narcotic, psychotropic, prescription-only) from official sources.
glycerol phenylbutyrate: status by country
- United Statesprescription only
Source: openFDA NDC · record 01a1208c-3091-76b8-afe4-ed760f527fdc,01a1208e-196a-7c49-9641-28efd7e838b7,01a12094-7491-7bfa-b649-cd1d79b7a58e,01a12095-126b-7865-8d71-57e7fcc1a120,01a12095-1530-7a03-9d93-a037c3cbb46b;count=9 · valid from 2026-10-09 · verified 2026-10-09