What is a Form 21 Drug License? The Form 21 license allows wholesalers to distribute Schedule H drugs (e.g., antibiotics, antihistamines) and Schedule X drugs (e.g., narcotics, psychotropics) to authorized entities. Unlike retail licenses (e.g., Form 20), Form 21 is tailored for bulk distribution and requires strict adherence to storage and record-keeping standards, especially for ... https://www.psrcompliance.com/blog/what-is-form-20b-drug-license