Types of Drug Licenses in Delhi There are several types of drug licenses, depending on the nature of your business: Retail Drug License (RDL) For individuals or businesses selling drugs directly to customers, such as medical shops, pharmacies, or chemists. Wholesale Drug License (WDL) For distributors or stockists who sell drugs to retailers, hospitals, or other wholesalers, ... https://www.psrcompliance.com/drug-license-registration