Regulation: control status by country
Domestic control status of a substance in a country (narcotic, psychotropic, prescription-only) from official sources.
phentolamine: status by country
- United Statesprescription only
Source: openFDA NDC · record 01a1208d-d747-7107-8366-fa73e3fac0aa,01a12099-3bf9-76b6-b2d4-f38e8be3ba36,01a1209a-e1af-7db5-9548-b24fa6a863ac,01a1209b-94bd-78ec-81ff-8354d35a8649;count=4 · valid from 2026-10-09 · verified 2026-10-09