What is Form 21B Drug License? Form 21B is a Wholesale Drug License issued under Rule 62 of the Drugs and Cosmetics Rules, 1945. It specifically authorizes a business to sell, stock, exhibit or offer for sale, or distribute drugs, including Schedule C and C1 drugs, which primarily include injectables, biologicals, vaccines, insulin, serums, etc. These drugs are high-risk medicatio... https://www.psrcompliance.com/blog/what-is-form-21b-drug-license