Mrs. V R Teja Sruthi Pagadala,. Address for Correspondence: Mrs. V R Teja Sruthi Pagadala, Mail: tejam.pharmacy@gmail.Com How to Cite This Article: Mrs. V R Teja Sruthi Pagadala, ONE MEDICINE, MANY RULES: GLOBAL HARMONIZATION AND REGULATORY FRAGMENTATION IN DRUG APPROVALS, World J Pharm. World J Pharm Sci 2026, 14.