Nasal Delivery of Proteins and Peptides-Juniper publishers

JUNIPER PUBLISHERS-OPEN ACCESS GLOBAL JOURNAL OF PHARMACY & PHARMACEUTICAL SCIENCES Nasal delivery of protein/peptide drugs has gained considerable amount of attention over the past decade, since it has several advantages over the oral delivery as it avoids harsh gastrointestinal environment, has relatively less enzymatic degradation and relatively highly permeable epithelial mucosa. Nasal products of several small molecular weight (MW < 4000Da) protein/peptide drugs have been approved by the US FDA. This review is focused on the challenges associated with nasal delivery of protein/peptide drugs and possible solutions through various drug delivery technologies. Keywords : Nasal absorption; Intranasal delivery; Proteins; Peptides; Nasal mucosa Introduction Recent years have shown that nasal route can be a potential route for the systemic delivery of protein/peptide drugs as it has a considerably large absorptio...