GCG and type 2 diabetes mellitus: For example, Liraglutide, commercially known as Victoza®, ranking 19th in drug sales (USD 4.39 billion retail), is a synthetic analog of human glucagon-like peptide 1 (GLP-1) used as a drug to manage type II diabetes (T2DM) but with a longer half-life compared to GLP-1 [93,94,95,96].