What is Form 21B? Why Apply Online? Form 21B is a mandatory wholesale drug license under the Drugs and Cosmetics Rules, 1945. It enables entities to stock, sell, or distribute Schedule C and C1 drugs, which include biologicals, vaccines, and injectables. Earlier, this process was heavily manual, requiring physical file submission, long verification queues, and delayed inspections.... https://www.psrcompliance.com/blog/what-is-form-20b-drug-license