Omplete Document Checklist for Form 21B Drug License (2024) Below is the category-wise list of documents required for the Form 21B application, covering business proof, premises, pharmacist, compliance, and supporting documents. 1. Business Constitution Documents These prove the legal existence and structure of your business entity. Proprietorship: Aadhar card, PAN card, Udyam... https://www.psrcompliance.com/blog/what-is-form-21b-drug-license