38 Pdf — Usp

What is USP 38? USP 38 refers to the Thirty-Eighth Revision of the United States Pharmacopeia and The National Formulary (USP–NF). The USP–NF is a compendium of public quality standards for medicines, dietary supplements, and food ingredients sold in the United States. It is published annually by the U.S. Pharmacopeial Convention (USP).