The Uttar Pradesh Authority of Advance Ruling (AAR) has held that 18% GST is applicable on F-18 drugs used for cancer diagnosis.The bench of Amit Kumar and Harilal Prajapati has observed that F18 is a radioisotope and fluorodeoxyglucose (18F-FDG) is a compound. The products being radioactive and compounds of the radioisotope 18F merit classification under heading 2844 only, although they...