Why You Cannot Operate Without Form 21B Approval Form 21B is issued under the Drugs and Cosmetics Act, 1940, and authorizes a business to wholesale pharmaceutical drugs classified under Schedule C and C1, which includes vaccines, insulin, antibiotics, blood products, and more. Until the license is officially approved and granted by the State Drug Licensing Authority, your business... https://www.psrcompliance.com/blog/types-of-drug-license-in-india