The U.S. Food and Drug Administration (U.S. Food and Drug Administration) has approved Tagrisso, also known as Tagrisso, a revolutionary medication, for the treatment of NSCLC (NSCLC).This term, Tagrisso uspi, abbreviates the United States Pharmacopeia (USPI) entry for the drug.This article explores the importance of Tagrisso uspi in cancer treatment and delves into four key requirements that are crucial for understanding its part in fighting NSCLC.The mechanism of action of Tagrisso is to be understood.Tagrisso, an oral epidermal growth factor receptor (epidermal growth factor receptor) TKI (TKI), targets specific changes…