Proteins and peptides (PPs) have gradually become more attractive therapeutic molecules than small molecular drugs due to their high selectivity and efficacy. but fewer side effects. Owing to the poor stability and limited permeability through gastrointestinal (GI) tract and epithelia. the therapeutic PPs are usually administered by parenteral route. https://www.ngetikin.com/flash-choice-1-Gallon-Roll-Cote-High-Performance-Moisture-Vapor-Barrier-Coating-and-Primer-limited-super/